Functions Review

What is the domain of this function?

• ]-5,4]

• [-5,-9]

• [-5, ∞]

• [-5,∞[

What is the range of a function?

(a)  

What is the negative interval of this function?

• ]-2,3[

• [2,3]

• -∞,+∞

What is the negative reciprocal of -5/2?

• -2/5

• 2/5

• 5/2

What type of lines have the same slope and the same "b" value?

• perpendicular lines

• parallel and distinct

• parallel and coincident

What is the slope of the line with coordinates A(-2,10) B(6,30)?

Remember to reduce always!

• 20/8

• 2/5

• 5/2

If the period of this function is 4π find f(22π)

• y=0

• y=2

• y=4

What type of function is this?

• Linear

• Quadratic

• Exponential

What is the rule of this function?

• y=7(2)^x

• y=2(7)^x

• Y=56(1)^x

What is the function form of this equation?

-12x + 4y = 16

• y= -3x-4

• y= 3x+4

• y=4x-3