Precalculus Mid Year

Find f(4) when f(x) = x²+5x-1

• 12

• 35

• -35

• 24

Write the equation of a function that has the given characteristics: the graph of y=x², shifted 6 units upward

• y=x+6

• y=x²-6

• y=x²+6

• y=(x²+6)+6

Evaluate f(2)

• 5
• -5
• -3
• 0

This graph is _______ in the highlighted areas.

• Decreasing

• Increasing

Given x=5, x =3/2, and x= 5/3...
which of the following is the correct factored form? 

• (x-5)(2x-3)(3x-5)
• (x+5)(2x+3)(3x-5)
• (x-5)(x-3/2)(x-5/3)
• (x-5)(3x-2)(5x-3)

f(x)= x²(x – 2)³(x – 7)

Find and select each real zero and its multiplicity

• 0 (Mult of 2), 2 (Mult of 3), 7 (mult 1)
• 2 (Mult of 3), 7 (mult 1)
• 0, 2, 7
• 2 (mult of 2), 7 (mult of 3)

Find the zeros of the function and graph.
y=(x + 2)(x - 3)(3x - 5)

• x=-2, x=3, x=5/3
• x=2, x=-3, x=-3/5
• x=2, x=-3, x=5/3
• x=-2, x=3, x=5

List all possible rational zeros
f(x) = 3x⁵-5x²+x+6

• 1, 2, 3, 6, -1, -2, -3, -6
• 1/3,2/3,1,2,3,6,-1/3,-2/3,-1,-2,-3,-6
• 1/3,2/3,1,2,3,6

Let f(x) = 3x^2 - 9x +2.
Is k = -3 a zero of the function?

• yes
• no

Is the graph an even, odd, or neither function
                        f(x) = x² + 2

• Even 
• Odd
• Neither