Trigonometry (HM3)

Front

Convert 180° to radians.

Back

π

Tags

CCSS.HSF.TF.A.1

Front

What is the initial direction of the cosine function?

Back

down

Tags

CCSS.HSF-IF.C.7E

Front

In which quadrants is cosθ positive?

Back

the 1st and 4th quadrants

Tags

CCSS.HSF.TF.A.2

Front

What does the amplitude of a sine or cosine graph represent?

Back

half the distance between the maximum and minimum values.

Tags

CCSS.HSF-IF.C.7E

Front

How do you find the period of a sine or cosine graph?

Back

The period can be found using the formula 2π/B, where B is the coefficient of x.

Tags

CCSS.HSF.TF.A.4

Front

What is the range of the sine function?

Back

[-1, 1]

Tags

CCSS.HSF.TF.A.4

Front

What is the range of the cosine function?

Back

[-1, 1]

Tags

CCSS.HSF.TF.A.4

Front

What is the phase shift of the function y = sin(x - π/2)?

Back

π/2 to the right.

Tags

CCSS.HSF-IF.C.7E

Front

What is the vertical shift of the function y = sin(x) + 3?

Back

3 units up.

Tags

CCSS.HSF-IF.C.7E

Front

What is the relationship between the sine and cosine functions?

Back

sin(θ) = cos(90° - θ).

Tags

CCSS.HSF.TF.C.8