PreCalc AB - Quiz 2.1 Review

Is it a function?
{(-2,6), (-3,8), (-5,9) (-2,10)}

• No
• Yes
• Maybe
• Neither

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.B.5

Is it a function?
{(-1,3), (0,5), (1,7), (2,5)}

• Yes
• No
• Maybe
• Neither
  Neither

Is it a function?
 y² = x -6

• Yes
• No
• Maybe
• Neither

Tags

CCSS.HSF.IF.A.1

Find f(2x) in the following function:
f(x) = 3x² + 2x - 5
f(2x) = ____________

• 12x² + 4x - 5
• 6x² + 4x - 5
• 6x² + 2x - 5
• 12x² + 2x - 5

Find the domain of the following function:

• (-inf, 0) U (0, inf)
• (-inf, inf)
• x = 0
• (0, inf) 

Find the domain of the following function: 

• (-inf, 4) U (4, inf)
• (-inf, 4)
• [4, inf)
• (4, inf)

Find the difference quotient of the following function:
f(x) = x²+5x-5

• 2x + h + 5
• 3x - 5 + h
• 2x + 5
• 2xh + h² - 5