6
practice testMultiple Choice

Practice Test

Question 6 • Algebra 2 with Probability

Let f of x is equal to 2 x , g of x is equal to 2 x squared minus x , and h of x is equal to 3 x . Lola finds the composition open bracket f circ g circ h close bracket times x as shown. What error did Lola make? is equal to 2 times open bracket 2 times 3 x squared minus 3 x close bracket is equal to 2 times open bracket 2 times open paren 9 x squared close paren minus 3 x close bracket is equal to 2 times open paren 18 x squared minus 3 x close paren ​​​​​​​ is equal to 36 x squared minus 3 x

Answer
A
The distributive property was not used correctly.
B
h of x was not substituted for every x in g of x .
C
g of x was not substituted for x in f of x .
D
Like terms were not combined correctly.
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