Precalculus Review

What is the reference angle for 63°?

• 117°

• 207°

• 63°

• 153°

Tags

CCSS.HSF.TF.A.3

CCSS.HSF.TF.C.8

Simplify

• sin²θ
• cosθ
• tanθ
• 1- sin²θ

Tags

CCSS.HSA.SSE.B.3

CCSS.HSF.TF.C.8

I have been given the long leg in this 30-60-90 triangle.  How do I find the short leg?

• Multiply 7 by 2
• Multiply 7 by √3
• Divide 7 by 2
• Divide 7 by √3

Tags

CCSS.HSG.CO.C.10

Describe the end behavior of the function. (Put the polynomial in standard form first*)
y = -6x + 4 + 9x³

• down and down
• down and up
• up and down
• up and up

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the degree of this polynomial function?  Is the leading coefficient positive or negative?
(Note: quartic means 4th degree, cubic means 3rd degree polynomials)

• A quartic polynomial with a negative leading coefficient.
• A quartic polynomial with a positive leading coefficient.
• A cubic polynomial with a negative leading coefficient.
• A cubic polynomial with a positive leading coefficient.

Tags

CCSS.HSA.APR.A.1

Divide: 

(4x² - 24x + 35) / (2x - 5)

• 2x - 7
• 2x - 12
• 2x + 12
• 2x + 7

Tags

CCSS.HSA.APR.D.6

Find the vertex of 
f(x) = -x² - 4x + 12.

• (-2, 16)
• (2, 0)
• (2, 4)
• (-2, 4)

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Solve log₅(x - 10) = 2

• 0

• 25

• 35

• No Solution

Given the functions f(x) = 3x + 10 and g(x) = x² + 4x, what is the value of f(g(-3))?

• -53

• 5

• 1

• -3

Tags

CCSS.HSF-BF.A.1C

Write in logarithmic form.
2^-4 = ¹/₁₆

• log₂(¹/₁₆) = -4
• log_-4(¹/₁₆) = 2
• log _-4 2 = ¹/₁₆
• log₂(-4) = ¹/₁₆

Tags

CCSS.HSF.BF.B.5