The value of n will the terminal side fall on the y-axis at n=3
The terminal side of an angle fall along the positive portion of the y-axis,
If it can written in the form of [tex](90^0)a[/tex]
Where a = positive odd integer,
We hyave given the given angle is,
[tex](870n)^0,[/tex]
What is terminal side?The terminal side of an angle theta drawn in angle standard position is the side which isn't the initial side
Now for n=3
[tex](870(3))^0=2610^0[/tex]
The angle will be 2610°
Its terminal side fall along the positive portion of the y-axis,
[tex]2610^0 = (90^0)a \implies a = 29[/tex]......( Positive odd integer )
Therefore for n = 3, the terminal side of the angle (870n)° falls along the positive portion of the y-axis,
For n = 4,
Our angle will be 3480°
Its terminal side fall along the positive portion of the y-axis,
[tex]3480^0 = (90^0)a \implies a = 38.6667 ( Not possible )[/tex]
Therefore for n = 4, the terminal side of the angle (870n)° does not fall along the positive portion of the y-axis
Next is for n = 5,
Our angle will be 4350°
Its terminal side fall along the positive portion of the y-axis,
[tex]4350^0 = (90^0)a \implies a = 48.333.. ( Not possible )[/tex]
Thus, for n = 5, the terminal side of the angle (870n)° does not fall along the positive portion of the y-axis,
For n = 6,
Our angle will be 5220°
Its terminal side fall along the positive portion of the y-axis,
[tex]5220^0 = (90^0)a \implies a = 58..... ( Not possible )[/tex]
Thus, for n = 6, the terminal side of the angle (870n)° does not fall along the positive portion of the y-axis.
Therefore,the value of n will the terminal side fall on the y-axis at n=3.
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Answer:
a
Step-by-step explanation:
x=3 on edge
4 qt =
С
Show me the steps please
Answer:
cups =15.99994. according to the holy bible.
Step-by-step explanation:
WILL GIVE BRAINLIEST
pls if you can pls include step by step explanation
Answer:
The 4th one. Math class grade decreases if the number of days absence increases.
Step-by-step explanation:
With more days absent, lower math grade is shown.
What is the perimeter of the polygon shown below?
A. 24 m
B. 45 m
C. 51 m
D. 57 m
Answer:
c no
jskdha
shdjszdj
see
I think of a number. I multiply it by 5. I then subtract 19. Finally, I double the resu The final number is 22. What number did think of?
Answer:
8.2 is your answer.
Step-by-step explanation:
first you would add 22 and 19 together to get 41
then you divide by 5 to get your answer 8.2
22+19=41÷5=8.2
When three or more numbers are added, the sum is the same regardless of the grouping. Which property is this Associative, Commutative, or Distributive property
Answer:
Associative property
Step-by-step explanation:
have fun
What is the area of the following circle?
Answer:
34.54
Step-by-step explanation:
you do 2 * 3.14 * 5.
to find the area 2pie r the 3.14 comes from the directions, the 2 comes from the circle because the full length of the circle is 10 but you divide by 2 to get 5 and the 5 also comes from the circle and that is the radius.
an architect is designibg a tapered office tower where rge ground floor us the largwst amd the floor space is reduced by 6.3% permifloor if the ground gloor has an arra pf 11,400,0ft2 ehat is tje area of the floor to the nearest tenth of a ft2?
The area of the ground floor after it has been reduced to the nearest tenth is 10,681,800 square foot.
What is the area of the ground floor?In order to determine the area of the ground floor after it has been reduced, the area of the floor has to reduced by 6.3%.
Area that was reduced = 6.3% x 11,400,000 = 718,200
New area = 11,400,000 - 718,200 = 10,681,800 square foot
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1. Find the length of the arc shown in red:
2. Find the area of the circle:
Answer:
Step-by-step explanation:
Please help me!!!!!!!
The area of a circle is 144 in 2. What is the circumference, in inches? Express you answer in terms of pi.
Answer:
24π inches
Step-by-step explanation:
The area of a circle is denoted by: , where r is the radius. Here, we know that the area is A = , so we can plug this in to find r:
A = [tex]\pi r^{2}[/tex]
[tex]144\pi = \pi r^{2}[/tex]
[tex]r^{2}[/tex] = 144
r = 12
The circumference is denoted by: , where r is the radius. We've found the radius so just plug 12 in for r:
Thus, the circumference is 24π inches.
Hope this helps!
Correct Question :
The area of a circle is 144π in². What is the circumference, in inches? Express your answer in terms of pi.
[tex] \: [/tex]
Step-by-step explanation:
Before finding the circumference of the circle, we have to find the radius of it.
We already know that,
[tex] \longrightarrow \qquad{ \underline {\boxed{ \pmb{ \mathfrak{ \pi r{}^{2} = \: \: Area_{(circle)}}}}}} \: \: \bigstar \\ \\ [/tex]
So, using this formula we'll find the radius and now we'll substitute the given values :
[tex] \longrightarrow \qquad{ \sf{ \pi \times r{}^{2} = \: 144 \pi }} \\ \\[/tex]
Cancelling π from both sides we get :
[tex]\longrightarrow \qquad{ \sf{ \cancel\pi \times r{}^{2} = \: 144 \cancel\pi }} \\ \\[/tex]
[tex]\longrightarrow \qquad{ \sf{ r{}^{2} = \: 144 }} \\ \\ [/tex]
[tex]\longrightarrow \qquad{ \sf{ r{}^{} = \: \sqrt{144} }} \\ \\ [/tex]
[tex]\longrightarrow \qquad{ \sf{ \pmb{ r{}^{} = \: 12 }}} \\ \\ [/tex]
So,
The radius of the circle is 12 inches.[tex] \\ [/tex]
Now we'll find the circumference of the circle :
[tex] \\{ \longrightarrow \qquad{ \underline {\boxed{ \pmb{ \mathfrak{ \: \: Circumference_{(circle)} = 2 \pi r}}}}}} \: \: \bigstar \\ \\ [/tex]
Now, we'll substitute the required values in the formula :
[tex] \\ { \longrightarrow \qquad{ \sf{ \: \: Circumference_{(circle)} = 2 \times \pi \times 12}}} \: \: \\ \\ [/tex]
[tex]{ \longrightarrow \qquad{ \sf{ \: \: Circumference_{(circle)} = 2 \times 12 \pi }}} \: \: \\ \\ [/tex]
[tex]{ \longrightarrow \qquad{ \sf{ \pmb{ \: \: Circumference_{(circle)} = 24 \pi }}}} \: \: \\ \\ [/tex]
Therefore,
The circumference of the circle is 24π inchesGiven the following geometric sequence, find the 12th term: {2, -4, 8, ...}.
-4096
2048
4096
-2048
A geometric sequence has a common ratio.
The formula for the nth term is
[tex]\sf{a_n =ar^{n-1} }[/tex]
where,
an = nth term of the sequence,a = first term of the sequence and r = common ratioGiven -
A geometric sequence 2, -4, 8, ...To find -
the 12th term of the given geometric sequenceSolution -
A.T.Q, a = 2 and r = -2
[tex]\rightarrow\sf{a_{12} =2(-2)^{12-1} }[/tex]
[tex]\rightarrow\sf{a_{12 }=2(-2)^{11} }[/tex]
[tex]\rightarrow\sf{a_{12} =2×(-2048) }[/tex]
[tex]\rightarrow\bf{a_{12 }=-4096 }[/tex]
Hence, the 12th term is -4096.
1. Which best describes your ability to solve quadratic equations?
Answer:
you just have to do it yourself
What is the factorization of the following trinomial? 15x2 - 44x - 36
(3 x - 4) (5 x + 9)
(5 x - 9)(3 x +4)
(5 x -18) (3 x + 2)
(5 x + 18 ) (3 x - 2 )
An hour before show time, only 228 people are seated for a musical performance. according to ticket sales, 94% of the people have yet to arrive. how many tickets were sold for the musical performance? explain your thinking.
Answer:
3800 tickets sold
Step-by-step explanation:
We know the number of people seated, and we know the percentage of total ticket sales that represents. So, we can find the total number of tickets sold.
seated + not-arrived = total sold
228 + 0.94 × total sold = total sold
228 = 0.06 × total sold . . . . . . . . . . . . subtract 0.94 × total sold
228/0.06 = total sold = 3800
There were 3800 tickets sold for the performance.
HELP PLS I CAnt DO THIS
Using the two given solutions and the general absolute value function we will get:
|x + 9| = 27
Which absolute value function has that solution set?The two solutions are:
x = 0 and x = -18.
Remember that the absolute value equation is something like:
|x - a| = b
If we want to have these solutions, then:
|0 - a| = b
|-18 -a| = b
From the first one, we have:
|-a| = b
Replacing that on the second equation we get:
|-18 -a| = |-a|
Notice that if we take a = -9, then we have:
|-18 + 9| = |+9|
|-9| = |+9|
This is true, so a = -9.
Then we find the value of b:
|18 + 9| = b = 27
Then the absolute value equation is:
|x + 9| = 27
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2,7, 12, ...
Find the 46th term.
Given is an A.P. in which -
First term,a = 2Common difference = Second term - First term[tex]\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad = a_2-a_1[/tex]
[tex]\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad = 7-2 [/tex]
[tex]\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad\quad = 5[/tex]
Solution:-nth term of an A.P ,is given by-
[tex]\green{ \underline { \boxed{ \sf{a_n =a+(n-1)d }}}}[/tex]
where
[tex]a_n = nth \;term[/tex]a = first termn = number of termd = common differencePutting n = 46
[tex]\begin{gathered}\\\implies \sf a_{46}= 2 + (46-1)\times 5 \\\end{gathered} [/tex]
[tex]\begin{gathered}\\\implies \sf a_{46}= 2 + 45\times 5 \\\end{gathered} [/tex]
[tex]\begin{gathered}\\\implies \sf a_{46}= 2 + 225 \\\end{gathered} [/tex]
[tex]\begin{gathered}\\\implies \sf a_{46}= 227 \\\end{gathered} [/tex]
[tex]\longrightarrow[/tex]Therefore, the 46th term is 227
Hence, the [tex]46th[/tex] term is [tex]227[/tex].
What is the sequence?
A sequence is a list of objects, typically numbers, in which order matters, repetition is allowed, and the same elements can appear multiple times at different positions in the sequence.
Here given sequence is
[tex]2,7, 12,...[/tex]
Here,
[tex]a=2[/tex]
[tex]d=a_2-a_1\\d=7-2\\d=5[/tex]
The general formula of the sequence is
[tex]a_n=a+(n-1)d[/tex]
where,
[tex]a_n=[/tex] nth term
[tex]a[/tex] is the first term
[tex]d[/tex] is the common difference
[tex]n[/tex] is the number of terms
Now substituting the values in general formula is
[tex]a_{46}=2+(46-1)5\\\\a_{46}=2+(45)5\\\\a_{46}=2+225\\\\a_{46}=227\\[/tex]
Hence, the [tex]46th[/tex] term is [tex]227[/tex].
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Kimberly has $500 and saves $50 each month. which function, f(x), can be used to determine the amount kimberly has after x months?
Solve each pair of simultaneous equations.
A)4x+y=9
2x -y =3
B) x-y = 1
10x+y=21
C) 6x - 2y =4
3x + 2y =-4
D) 2x - 3y = -6
-2 +4y =8
E) x-5y = -32
2x + 5y =26
Answer:
I solved the first question. Hope this helped you and can solve other by yourself.
Ay, help?
What is the measure of angle P?
Enter your answer as a decimal in the box. Round only your final answer to the nearest hundredth.
m∠P=
°
Answer:
P=67.38
Step-by-step explanation:
All three sides are given. You can use any one of the the three major functions on your calculator to g
Adjacent = PQ = 5
Hypotenuse = PR = 13
Cos(P) = Adjacent / Hypotenuse
Cos(P) = 5/13
Cos(P) = .3846
Now you need to use the inverse cos to get P
P = cos-1(.3846)
P =67.38
=====================================
Now we'll try the tangent
Tan(P) = opposite / adjacent
Tan(P) = 12/5
Tan(P) =2.4
P = Tan-1(2.4)
P = 67.38
Both functions give the same thing
[tex]\\ \rm\Rrightarrow cosP=\dfrac{Base}{Hypotenuse}[/tex]
[tex]\\ \rm\Rrightarrow cosP=\dfrac{5}{13}[/tex]
[tex]\\ \rm\Rrightarrow cosP=0.38[/tex]
[tex]\\ \rm\Rrightarrow P=cos^{-1}(0.38)[/tex]
[tex]\\ \rm\Rrightarrow P=67.67°[/tex]
What is zero raised to the power zero?
Answer:
1
Step-by-step explanation:
this is because anything to the power of zero is 1
Evaluate f(2) for the function f(x)=5(x-3)+17
Hello!
Plug in the value of x:
f(x)=5(x-3)+17
f of x is 5 times the difference of x and 3 plus 17
plug in 2:
f of 2 is 5 times the difference of 2 and 3 plus 17
f(2)=5(2-3)+17
f(2)=5(-1)+17
f(2)=-5+17
f(2)=12
[tex]\huge\boxed{\mathfrak{Answer:{\boxed{\rm{f(2)=12\star\star}}}}}[/tex]
Hope everything's clear.
Let me know if you have any questions!
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[tex]\boxed{An~Emotional~Helper!} :-)[/tex]
In a trapezoid the sum of the bases is 28 and the area is 84.
What is the altitude or height of the trapezoid?
Answer: If you sketch this out, you should be able to convince yourself that if you drew a line parallel to the bases and halfway between them, and a vertical at the end of that line, there would be an extra triangle on the longer base that would just fit into the space at the end of the shorter base, if you cut and pasted it.
You should also be able to convince yourself by what you know about similarity that the length of that parallel halfway line is just halfway between the lengths of the bases (you can add them and divide by two).
So your trapezoid (trapezium, we call ’em this side of the pond) has the same area as a rectangle with an altitude equal to the trapezoid’s and a width equal to the sum of those bases divided by two. And since you know about rectangles, you’re home and dry. I suggest you do the sketch, fill in the numbers, and then you’ve completed a model piece of homework that should earn full marks and the teacher’s approval.
Step-by-step explanation:
I understand I need help on this.
Answer:
A. 168 units³
Step-by-step explanation:
volume = area of bas × height
volume = (6)(7)/2 × 8
volume = 168 units³
1.3 1.5 2.2 2.2 2.8
What is the mean median mode range
Step-by-step explanation:
mean = sum of all data points / number of data points
(1.3+1.5+2.2+2.2+2.8)/5 = 10/5 = 2
median is the number where half of the other data points are smaller or equal, and the other half are larger or equal.
median = 2.2
mode is the data point occurring most often = 2.2
range is the difference between largest and smallest data point : 2.8 - 1.3 = 1.5
What is the slope of the line that passes through the points(-5,-9) and (-5,-13)? Write your answer in simplest form.
Answer:
slope is undefined
ex. a straight vertical line like x = 2 would have an undefined slope
Step-by-step explanation:
formula is
y2-y1 / x2-x1
-13 + 9 / -5 + 5
-4 / 0
slope is undefined
straight vertical line like x = 2 would have an undefined slope
undefined slope is the slope of any vertical line that goes up or down. There is no horizontal movement and hence the denominator is zero while calculating the slope. Thus the slope of the line is undefined.
cuemathcomgeometryundefinedslope
mathbootcampscom
the slope of a line passing through two points with the same x-coordinate, like (-5, -9) and (-5, -13), is undefined because the line is vertical and doesn't have a defined slope.
Slope (m) = (change in y) / (change in x)
In this case, you have two points: (-5, -9) and (-5, -13). The x-coordinates are the same (-5) for both points, which means there is no change in the x-coordinate. Therefore, the denominator in the slope formula becomes zero:
Slope (m) = (change in y) / (0)
When the denominator is zero, division is undefined in mathematics. This corresponds to a vertical line on a graph. A vertical line doesn't have a well-defined slope because it doesn't have a constant rate of change in the x-direction since the x-values don't change. Instead, the vertical line runs parallel to the y-axis.
So, the slope of a line passing through two points with the same x-coordinate, like (-5, -9) and (-5, -13), is undefined because the line is vertical and doesn't have a defined slope.
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Write the term to term rule, position-to-term (nth term) and 20thterm of the sequence 3, -1 ,-5, -9, -13 ,....
It's a arithmetic sequence
First term=a=3common difference=d=-1-3=-4Nth term rule:-
[tex]\\ \rm\Rrightarrow a_n=a+(n-1)d[/tex]
[tex]\\ \rm\Rrightarrow a_n=3+(n-1)-4[/tex]
[tex]\\ \rm\Rrightarrow a_n=3-4n+4[/tex]
[tex]\\ \rm\Rrightarrow a_n=7-4n[/tex]
20th term
[tex]\\ \rm\Rrightarrow a_{20}=7-80=-73[/tex]
Liliana is making a vase with a circular base. She wants the area of the base to be between 135 cm2 and 155 cm2. Which circle could represent the base of the vase? Use 3. 14 for Pi.
The area of the vase lies between the area [tex]135\ cm^2[/tex] and [tex]155\ cm^2[/tex] will be [tex]153.86\ cm^2[/tex].
What will be the area?As we know that the area of the circle is given by the formula
[tex]A=\pi r^2[/tex]
So now from the question, we will find the radius for both the given areas.
Radius for the first area
[tex]r=\dfrac{A}{\pi} =\dfrac{135}{\pi} =6.56\ cm[/tex]
Radius for the second area
[tex]r=\dfrac{A}{\pi} =\dfrac{155}{\pi} =7.03\ cm[/tex]
Now we can see the range of the radius lies
[tex]6.56\leq r\leq 7.03[/tex]
The radius must be r=7 cm lie between two quantities.
Then the area at r= 7cm will be
[tex]A=\pi r^2[/tex]
[tex]A=\pi\times 7^2=153.86\ cm^2[/tex]
Thus the area for the vase will be [tex]A=153.86\ cm^2[/tex] ar radius r= 7 cm
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If b=4 units and h=5 units, the area of the triangle is _____
units2.
Answer:
Step-by-step explanation:
Area = 1/2 b h
= 1/2 * 4 * 5
= 10 unit^2.
(15 points )
Find the x in the problem
(x−1)^2=9
Show steps if you can :)
Answer:
x=4 or x= -2
Step-by-step explanation:
(x-1)(x-1)
x(x-1)-1(x-1)
x^2-x-x+1
x^2-2x+1=9
x^2-2x+1-9=0
x^2-2x-8=0
p= -8
s= -2
1------ -8
2------ -4
x^2+2x-4x-8=0
x(x+2)-4(x+2)
(x+2)(x-4)=0
x+2=0
x-4=0
x= -2
or
x=4
Which of the following notes is G?
Answer:
D
Step-by-step explanation:
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Answer:
D is correct.
Step-by-step explanation: