4.2 HW Unit Circle

Front

Sine is an even function.

Back

False

Front

What is sin(0)?

Back

0

Front

What is cos(4π/3)?

Back

-1/2

Front

Tangent is defined as:

Back

Both a and b (Opposite/hypotenuse and sine/cosine)

Front

What is cos(5π/6)?

Back

-√3/2

Front

What is the range of the sine function?

Back

[-1, 1]

Front

What is the range of the cosine function?

Back

[-1, 1]

Front

What is the period of the sine function?

Back

2π

Front

What is the period of the cosine function?

Back

2π

Front

What is the value of sin(π/2)?

Back

1