Answers FL-1200710-Mathematics for College Algebra A Solving Quadratic Equations: Quadratic FormulaQuestion 1

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Solving Quadratic Equations: Quadratic Formula

Question 1 • FL-1200710-Mathematics for College Algebra A

Determine which functions have two real number zeros by calculating the discriminant, b2 – 4ac. Check all that apply.

Answer

A

f(x) = x2 + 6x + 8

B

g(x) = x2 + 4x + 8

C

h(x) = x2 – 12x + 32

D

k(x) = x2 + 4x – 1

E

p(x) = 5x2 + 5x + 4

F

t(x) = x2 – 2x – 15

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