PreCalc - Chapter P Review

Express the following in Interval Notation
 -8 ≤ x < 8 

• [-8, 8]
• [-8,8)
• (-8, 8]
• (-8, 8)

Look at the picture. Which number line corresponds to [-2, 5]?

• Graph 1
• Graph 2
• Graph 3
• Graph 4

Look at the picture. Select the correct interval notation for the given number line.

• (-∞, -8) U (-4, ∞)
• (-∞, -8] U [-4, ∞)
• (-8, -4)
• [-8, -4]

  Simplify
 (2a²b⁴z)(6a³b²z⁵)

• 8a⁵b⁶z⁶
• 12a⁶b⁸z⁵
• 12a⁵b⁶z⁶
• 8a⁶b⁸z⁵

• -7 / (3abc⁷)
• 1
• 0
• What does the zero power do?

What is another word for zeros?

• y-intercepts
• roots
• vertex
• axis of symmetry

Tags

CCSS.HSF-IF.C.7C

• -2, 4
• -8
• ±8
• No real solution

Tags

CCSS.HSA-REI.B.4B

What is the greatest common factor of the three terms in the expression?

-24m³n⁵p + 24mn⁴p² + 4mn⁵

• 4mn

• 24mn⁴

• 4mn⁴

• 4mn⁴p

Solve using the quadratic formula.

• A

• B

• C

• D

Find the sum.
(5-2i) + (-7+8i)

• -2+6i
• 12+6i
• -35-16i²
• -35 -16i

Tags

CCSS.HSN.CN.A.2