Unit 8 Test

Front

Which trigonometric function does this graph represent?

Back

sin

Front

What is the equation of the graph represented by the function?

Back

y = 2 sin x

Front

Back

Front

What is the domain and range of the function y=sinx?

Back

D: (-∞, ∞)
R: [-1, 1]

Front

What is the radius of the unit circle?

Back

1

Front

Define the sine function in terms of a right triangle.

Back

The sine of an angle is the ratio of the length of the opposite side to the length of the hypotenuse.

Front

What is the range of the sine function?

Back

[-1, 1]

Front

What is the period of the sine function?

Back

2π

Front

What is the cosine of 0 degrees?

Back

1

Front

What is the relationship between sine and cosine?

Back

sin(x) = cos(90° - x) or sin(x) = cos(π/2 - x) in radians.