Chapter 2 Review

Unit Circle

Evaluating Sine, Cosine, and Tangent

Rewrite Expressions with Exponents and Radicals

Unit Circle

Random

100

State the coordinates of the corresponding point on the unit circle: θ=-π/3

What is (1/2, -√3/2 )

100

What is Mr. Fischer's dogs Name?

Goose

100

Evaluate each expression without using a calculator: 64^2/3

100

Convert the following Radian measures to Degrees: 4π/3

240 Degrees

100

Let f(x) = 3x²+ 7x and g(x) = 2x + 1. Write an equation for each of the following function operations.

(f(g(x))

12x²+26x+10

200

State the coordinates of the corresponding point on the unit circle: θ=7π/4

What is (√2/2, -√2/2)

200

Evaluate each of the following expressions by using special right triangles and the unit circle (give exact values). (Don't use a calculator): sin(5π/3)

-√3/2

200

Evaluate each expression without using a calculator: 125²^/3

200

Convert each the following angle measures from degrees to radians or radians to degrees. Give exact values: 110 Degrees

11π/18

200

Who performed at half time of the Super Bowl?

The Weeknd

300

State the coordinates of the corresponding point on the unit circle: θ=8π

What is (1,0)

300

Evaluate each of the following expressions by using special right triangles and the unit circle (give exact values). (Don't use a calculator): sin(π/4)

√2/2

300

Evaluate each expression without using a calculator:

(-27x⁹)^1/3

-3x³

300

What are two different angles that are coterminal with 3π/4

-5π/4 , 11π/4 , 19π/4

300

Evaluate:

120

400

Sketch a unit circle. In your circle, sketch an angle in standard position so that the angle has: A negative cosine and a negative sine.

Show your Sketch!

400

Evaluate each of the following expressions by using special right triangles and the unit circle (give exact values). (Don't use a calculator): cos(-2π/3)

-1/2

400

Simplify:

√(27) + 2√(48)

11√3

400

What is the radius of the unit circle?

400

Graph f(x) = 3cos(x+π)

Show graph

500

Evaluate the expression without using a calculator.

tan(7π/6)

-√(3)/3

500

Evaluate each of the following expressions by using special right triangles and the unit circle (give exact values). (Don't use a calculator): cos(17π/3)

1/2

500

Rewrite the following expression using the properties of exponents: (8a⁶/27)^-2/3

9/4a⁴

500

In what quadrant is 19π/4 located?

500

Write the inverse of f(x)

f(x) = 2(x/5)³

f^-1(x) = 5 * ³√(x/2)