AnswersAlgebra 2 with ProbabilityComposition of Polynomial Functions

Composition of Polynomial Functions — Quiz Answers

10 verified answers
3

Which expression represents the composition open bracket f circ g circ h close bracket times x for the functions? f of x is equal to negative 2 x to the 4th power g of x is equal to 4 x minus 6 h of x is equal to x minus 1

A
negative 2 times open paren 4 x minus 6 close paren to the 4th power minus 1
B
negative 8 times open paren x minus 1 close paren to the 4th power minus 6
C
negative 2 x to the 4th power minus 1
D
negative 2 times open paren 4 x minus 10 close paren to the 4th power
6

If f of x is equal to x to the 5th power minus 1 , g of x is equal to 5 x squared , and h of x is equal to 2 x , which expression is equivalent to open bracket g circ f circ h close bracket times 9 ?

A
open paren 5 times open paren 2 times 9 close paren squared close paren to the 5th power minus 1
B
2 times open paren 5 times open paren 9 to the 5th power minus 1 close paren squared close paren
C
2 times open paren open paren 5 times 92 close paren to the 5th power minus 1 close paren
D
5 times open paren open paren 2 times 9 close paren to the 5th power minus 1 close paren squared
7

Which expression represents the composition f of g of h of x for the functions? f of x is equal to 2 x plus 1 g of x is equal to 4 x squared h of x is equal to x squared

A
open paren 8 x squared plus 1 close paren squared
B
4 x to the 4th power
C
8 x squared plus 1
D
8 x to the 4th power plus 1

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Composition of Polynomial Functions — Quiz…