can someone please help me

Can Someone Please Help Me

Answers

Answer 1

The trigonometric values are:

[tex]cos(\frac{3\pi}{4})=\frac{1}{\sqrt{2} } \\\\sin(\frac{3\pi}{4})=\frac{1}{\sqrt{2} }[/tex]

Values of trigonometric identities:

The given trigonometric identities are:

[tex]cos(\frac{3\pi}{4} )\\\\sin(\frac{3\pi}{4})[/tex]

Note that:

[tex]\pi=180^o\\\\\frac{3\pi}{4}=135^0[/tex]

Therefore, using the calculator for the given expressions:

[tex]cos(\frac{3\pi}{4})=cos135^0=\frac{1}{\sqrt{2} } \\\\sin(\frac{3\pi}{4})=sin135^0=\frac{1}{\sqrt{2} }[/tex]

Learn more on exact values of trigonometric expressions here: https://brainly.com/question/11907145

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Related Questions

. What is the ordered pair that satisfies the system 2x - 7y >5 and 3x-y S4?
A.(-1, -3)

B.(10, -1)
C.(-4, 6)
D.(-2,-8)
3. Which of the following is not a solution to this system?​

Answers

Answer:

(-1, -3)

Step-by-step explanation:

What is the ordered pair that satisfies the system 2x - 7y >5 and 3x-y < 4?

Using the coordinate point (-1, 3)

If x = -1 and y = 3

Substitute into the expressions and check if they are true

2x - 7y >5

= 2(-1)-7(-3)

= -2 + 21

= 19

Since 19 is greater than 5, hence the inequality 19 > 5 is true

Substituting into 3x - y < 4

3(-1)-(-3)

= -3 + 3

= 0

Since 0 < 4, hence this is also true for the inequality.

The coordinate point that satisfies the inequality is therefore (-1, -3)

Please please help :(((

Answers

her total loss was £8.50 was the last one i gave u wrong?

Please help thank you so much

Answers

Answer:

b

Just trust me

Step-by-step explanation:

C

-4 * -5 = 20
-4 * -2 = 8
which would get you 8^20/2^8 which is C

A baseball team had 75 players show up for tryouts last year and this year had 90 players show up for tryouts. Find the percent increase in players from last year to this year.

Answers

Answer: 33.3%

Step-by-step explanation:

First find the difference between the players in try-outs over the years.

= 90 - 75

= 25

Then use this difference to find the percent increase:

= Difference / Players last years * 100%

= 25 / 75 * 100%

= 33.3%

550 + 550 + 650 + 550 + 600 = ?

Answers

Answer:

2,900

Step-by-step explanation:

Question below. Write an equation.

Answers

Answer:

16=3*2+5x

Step-by-step explanation:

3 is how many notebooks, 2 is cost per notebook, 5 is the cost of binders where x is the amount to bought, and 16 is how much you spent

Answer:

16 = 5x + 6

Step-by-step explanation:

You spend $16 on 3 notebooks and x binders. Notebooks cost $2 each and binders cost $5 each.

From this, we can see that our total amount of money spent is $16. This goes on one side of the equation.

T = 16

You have bought 3 notebooks that cost $2 each. An equation would be

n = 2x with x the number of notebooks bought. Plug 3 into x.

n = 2(3)

n = $6

You spent $6 on notebooks.

Your overall equation will be:

T = 5b + n

T is the total amount of money spent, x is the number of binders purchased, and n is the total amount of money spent on notebooks only.

Plug in the values you know.

16 = 5x + 6

To solve for x, subtract both sides by 6.

16 - 6 = 5x + 6 - 6

10 = 5x

Isolate x further by dividing both sides by 5.

x = 2

You bought 2 binders.

Hope this helps!

Which of the following is the solution to the compound inequality below?
3x +5>_ -1 or - 2x - 7>_5
A. x>_2 or x >_-6
B. X>_-2 or X<_-6
c. x>_5/3 or x<_-7/2
D. x>_-5/3 or x>_7/2

Answers

Answer:

The answer of the question is b

what is (-2)( 3 4/7)

Answers

Answer:

-7 1/7

Step-by-step explanation:

Hope that helps!

Which polynomial function has a leading coefficient of 1, roots -2 and 7 with multiplicity 1, and root 5 with multiplicity 2?

Answers

Answer:

(D)

Step-by-step explanation:

If it has a leading coefficient of 1, then it can not (A) or (B) because they have a two in front of it. Next, we can check the roots -2 and 7. -2 goes with (x+2), while 7 goes with (x-7). Therefore, you can already see that the answer is (D). To make sure. let us check the root 5 with multiplicity of 2. 5 goes with (x-5), implying that there must be 2 (x-5)'s. Only (D) satifies that as well, so the answer must be (D).

Answer:

D on edge

Step-by-step explanation:

please help, this is really important if you could show work that would be amazing :))

Answers

Step-by-step explanation:

step 1. x = 70° (alternate interior angles)

step 2. y = 90° (same side interior angles).

A. g(x) = f(x)+5
B. g(x) = f(x+5)
C. g(x) = f(x)-5
D. g(x) = f(x-5)

Answers

Answer:

        -3 and 2

Step-by-step explanation:

Te solutions of f(x) = g(x) are x-coordinates of points of intercept of the graphs.

Points of intercept are (-3, -8) and (2, -3)

So the solutions are:  -3  and  2

The ratio of the number of baskets made by Tony to the number of baskets made by Colin is 2 to 3 Tony made 10 baskets how many baskets did Colin make​

Answers

Answer:

15

Step-by-step explanation:

Answer: 15

Step-by-step explanation: 2:3.       10 baskets

10 -:- 2 = 5 so write 5 THREE times

5,5,5     Now  Add.

5+5+5= 15 :) pls thanks this ty bye ❤️‍

pls help me out lol. I’m desperate

Answers

Answer:

x=3

Step-by-step explanation:

[tex]\frac{x}{9} =\frac{8}{21+x}[/tex]

x²+21x-72=0

(x-3)(x+24)=0

x=3 or x=-24(rejected)

∴x=3

Mr.Jessup, an airplane pilot, flies 1,450 miles a day. How many miles will he fly in 8 days? Why?

Answers

Answer: Mr. Jessup will fly 11,600 miles in 8 days. This is because if he flies 1,450 miles a day, and he flies in 8 days, just multiply 1,450 and 8.

Step-by-step explanation:

help me I keep getting it wrong

Answers

Answer:

see explanation

Step-by-step explanation:

The equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y- intercept )

y = [tex]\frac{2}{3}[/tex] x - 6 ← is in slope- intercept form

with slope m = [tex]\frac{2}{3}[/tex]

Parallel lines have equal slopes , then

y = [tex]\frac{2}{3}[/tex] x + c ← is the partial equation

To find c substitute (9, 2) into the partial equation

2 = 6 + c ⇒ c = 2 - 6 = - 4

y = [tex]\frac{2}{3}[/tex] x - 4 ← equation of parallel line

-------------------------------------------------------------------

Given a line with slope m then the slope of a line perpendicular to it is

[tex]m_{perpendicular}[/tex] = - [tex]\frac{1}{m}[/tex] = - [tex]\frac{1}{\frac{2}{3} }[/tex] = - [tex]\frac{3}{2}[/tex] , then

y = - [tex]\frac{3}{2}[/tex] x + c ← is the partial equation

To find c substitute (9, 2) into the partial equation

2 = - [tex]\frac{27}{2}[/tex] + c ⇒ c = 2 + [tex]\frac{27}{2}[/tex] = [tex]\frac{31}{2}[/tex]

y = - [tex]\frac{3}{2}[/tex] x + [tex]\frac{31}{2}[/tex] ← equation of perpendicular line

SOMEONE PLEASE HELP!!!!!

Answers

Answer:

the answer is A and B

Step-by-step explanation:

hope it helps

Ms.Aluma is 165cm tall. She wants to find the square of her height In meters.
What is square of her height rounded to the nearest hundredth?
Height (m) x height (m) =height squared (m exponent 2)
Enter your answer in the box.

Answers

Answer:

2.72 cm2

Step-by-step explanation:

Height (m) x height (m) =height squared (m exponent 2)

The square of her height in meter² is 2.7225.

How to do decimal multiplication ?

To multiply numbers with decimals one way is to multiply the given numbers without the decimal then in the obtained result put the decimal as many places before from the right as the sum of the digits after the digits which those decimal numbers had.

According to the given question Ms. Aluma is 165cm tall.

We know 165 cm is = (165/100)meter = 1.65meter.

As 1 meter is 100 centimeter.

∴ The square of her height is (1.65)² OR (1.65×1.65)m² which is

= 2.7225 m².

learn more about decimals here :

https://brainly.com/question/548650

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1. It is used to compare or determine the relation of a quantity, physical or not, with a certain
numerical value.
A measurement
C. weight
B. height
D. age​

Answers

Answer:

A

Step-by-step explanation:

Measurement is the numerical quantification of the attributes of an object or event, which can be used to compare with other objects or events.

Measurement is used to compare or determine the relation of a quantity, physical or not, with a certain  numerical value.

We have to determine, which is used to compare or determine the relation of a quantity, physical or not, with a certain  numerical value

According to the question,

The process of measurement is required to measure or compare physical quantities in day-to-day life.

Thus, to measure each of the standard quantities, we choose certain units for them that are accepted worldwide.

Other similar quantities can also be expressed in terms of these units and can be measured accordingly.

The physical quantities are measured in terms of the unit and are known as a standard of that physical quantity.

The length of the foot, the width of a finger, and the distance between two different places were commonly measured by different units of measurements.

For unique measurement properties, scientists accepted standard units of measurement all over the world.

Hence, Measurement is used to compare or determine the relation of a quantity, physical or not, with a certain numerical value.

For more details refer to the link given below.

https://brainly.com/question/18440876

PLEASE HELP ME!!!!!!!

Answers

Step-by-step explanation:

step 1. triangles ABG and ACF are similar.

step 2. triangle ACF is twice the size of triangle ABG.

step 3. if BG = 8 then CF = 16.

how many fluid ounces of water does sofia use to make the batch of slime?

Answers

Answer:

lo que sea me lo pones en español plis yo te aydo

Step-by-step explanation:

1. A number is 6 more than the average of, its half, its one-third and its one sixth
Find the number​

Answers

Answer:

let no.be x

its half= x/2

its one third= x/3

its one sixth=x/6

atq.....avg of x= x/2+x/3+x/6//3=6x/6//3=x/3

now...x/3+6=x...as the no.is 6 more than its avg

x= 9

what is the geometric mean of 2 and 14​

Answers

Answer:

8!

Step-by-step explanation:

add them together to get 16 then divide by 2 (the number of numbers you added) and you get 8!

Hope that helps, please mark me brainliest if it does :)

Answer:

Answer is 5.3

Step-by-step explanation:

I hope it's helpful!

1. A pair of shoes is regularly priced at $52. They are on sale for 15%
off the regular price. What is the sale price of the shoes?

Answers

[tex]52 \times 0.15 = 7.8[/tex]

[tex]52 - 7.8 = 44.20[/tex]

The sale price of the shoes is $44.20

Answer:

52*15/100=7.8$ so u will take away 7.8$ from 52$=44.2$ he has to pay.

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SHOW THE WORK PLEASEEEE!!!

Answers

Answer:

3x^6y^2/8

Step-by-step explanation:

Simplify the expression.

~Hoped this helped~

~Brainly, please?~

Answer:

3x^6y²/8

Step-by-step explanation:

3²·x^4·y³ / 24x^-2·y = 9x^4y²/24x^-2

9x^6·y²/24 = 3x^6y²/8

Please find the solution!!! 4x-3(2x-1)=7x-42​

Answers

Answer:

x = 5

Step-by-step explanation:

4x - 3(2x - 1) = 7x - 42 ← distribute and simplify left side

4x - 6x + 3 = 7x - 42

- 2x + 3 = 7x - 42 ( subtract 7x from both sides )

- 9x + 3 = - 42 ( subtract 3 from both sides )

- 9x = - 45 ( divide both sides by - 9 )

x = 5

Please help me with this !!

Answers

Answer:

akismsksksialoalqoq kskw! sola skkss

Step-by-step explanation:

smksmskkwow!skkw

Round 1.983 to the nearest hundredth

Answers

Answer:

1.98

Step-by-step explanation:

Find the number in the hundredth place 8 and look one place to the right for the rounding digit 3. Round up if this number is greater than or equal to 5 and round down if it is less than 5.

Evaluate the expression when a=4 and b=2: 2a + b*

Answers

Answer:

10

Step-by-step explanation:

Answer:

10

Step-by-step explanation:

start by substituting. 2(4)+2. use the order of operations to solve left to right. 2 x 4 equals 8. 8 plus 2 equals 10. hope this helps

-10p - (1 - 2p)
(Distributive property[Expand] And combine like terms

Answers

-10p - (1-2p)

(Multiply (1-2p) by -1)

-10p - 1 + 2p

(Combine like terms)

-8p - 1

ANSWER: -8p - 1

Write an integer for this situation 5 feet below sea level

Answers

Answer:

282 feet below sea level.

Step-by-step explanation:

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