Answers Algebraic ReasoningGraphing Quadratic Functions

Practice Test Answers

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What is the vertex of the graph of y plus 2 x plus 3 is equal to negative open paren x plus 2 close paren squared plus 1 ?

open paren 3 comma negative 24 close paren

open paren negative 3 comma 3 close paren

open paren 3 comma 21 close paren

open paren negative 3 comma negative 33 close paren

Which function can be used to model the monthly profit for x trinkets produced?

f of x is equal to 1 twenty-eighth open paren x plus 50 close paren open paren x plus 250 close paren

f of x is equal to 28 open paren x plus 50 close paren open paren x plus 250 close paren

f of x is equal to negative 1 fourth open paren x minus 50 close paren open paren x minus 250 close paren

f of x is equal to negative 4 open paren x minus 50 close paren open paren x minus 250 close paren

Which function does the graph represent?

f of x is equal to negative open paren x plus 2 close paren squared plus 3

f of x is equal to open paren x minus 2 close paren squared plus 3

f of x is equal to open paren x plus 2 close paren squared plus 3

f of x is equal to negative open paren x minus 2 close paren squared plus 3

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