AnswersAlgebraic ReasoningSolving Quadratic Equations

Practice Test Answers

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1
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Use the zero product property to find the solutions to the equation x squared minus x minus 6 is equal to 0

A
x is equal to negative 2 or x is equal to 3
B
x is equal to negative 3 or x is equal to negative 2
C
x is equal to 2 or x is equal to 3
D
x is equal to negative 3 or x is equal to 2
2
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Louis used a quadratic equation to model the height, y , of a falling object x seconds after it is dropped. Which ordered pair generated by this model should be discarded because the values are unreasonable?

A
open paren negative 4 comma 1 close paren
B
open paren 5 comma 3 halves close paren
C
open paren 9 fourths comma 24 close paren
D
open paren 6 comma 0 close paren
4

Which expression represents h of x ?

A
open paren f minus g close paren of x
B
open paren f times g close paren of x
C
open paren g plus f close paren of x
D
open paren g minus f close paren of x

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