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Sholpan [36]
3 years ago
14

If sin(x) = 0.28, what is cos(90° - x)?

Mathematics
2 answers:
nevsk [136]3 years ago
5 0
Cos (90-x) x is 28. I hope this helps you.
Ilya [14]3 years ago
5 0

Answer:

The answer is 0.28.

Step-by-step explanation:

We know that,

A trigonometric property is,

sin A = cos (90^{\circ} -A)

Where A is any angle,

Given,

sin x = 0.28

By the above property,

sin x = cos (90^{\circ}-x)

\implies cos (90^{\circ}-x) = 0.28

Hence, the answer would be 0.28.

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A man is jogging up a hill at 3 ft per second and then stumbles back 4 feet.

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PQRS is a parallelogram. PR and QS are diagonals. Match each element to its value. Tiles value of length of value of length of
ss7ja [257]

Since it is a parallelogram cente at point T, then the measure of PT is equal to the measure of TR. And the measure of QT is equal to the measure of TS.

 

PT = TR

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3 = 2b – b

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3 years ago
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Ostrovityanka [42]
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Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the corre
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3 0
3 years ago
If f(x) = 2x6 + 3x5 – 1, then what is the remainder when f(x) is divided by<br> x + 1?
Alchen [17]
<h3>Answer:   -2</h3>

===============================================

Explanation:

We use the remainder theorem. This is the idea where if we divide P(x) over (x-k), then the remainder is P(k).

Comparing x+1 to x-k shows that k = -1

It might help to rewrite x+1 as x-(-1) to get it into the form x-k better.

Plug this k value into the function

f(x) = 2x^6 + 3x^5 - 1

f(-1) = 2(-1)^2 + 3(-1)^5 - 1

f(-1) = 2(1) + 3(-1) - 1

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The remainder is -2

We can confirm this through synthetic division or polynomial long division.

5 0
3 years ago
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