Precalculus unit 1 review

Which of the following best describes the continuity at x = 3?

• Continuous

• Removable Point Discontinuity

• Infinite Discontinuity

• Jump Discontinuity

What is m(-3) if:

• -3

• 0.5

• 3

• -3.5

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2

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A house painter charges $12 per hour for the first 40 hours he works, $18 for the ten hours after that, and $24 for all hours after that.

How much does he earn for a 70 hour week?

• $1020

• $1140

• $840

• He works for free!

Which graph has a negative leading coefficient and an even positive degree?

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• horizontal straight line

• passing through (0, 3)

• sloped line passing through (0, 3)

• passing through (0, -3)

Which of the following best describes the continuity at x = 1?

• Continuous

• Removable Point Discontinuity

• Infinite Discontinuity

• Jump Discontinuity

Write the radical as exponential expression.

Is this an even, odd, or neither function?

f(x) = x⁴ + x²

• Even

• Odd

• Neither

Even, odd, or neither?

• Even

• Odd

• Neither