Question 10 • Advanced Algebra: Concepts and Connections
If s times x is equal to x minus 7 and t times x is equal to 4 x squared minus x plus 3 , which expression is equivalent to open paren t circ s close paren times x ?
Answer
A
4 times open paren x minus 7 close paren squared minus x minus 7 plus 3
B
open paren 4 x squared minus x plus 3 close paren minus 7
C
open paren 4 x squared minus x plus 3 close paren times open paren x minus 7 close paren
D
4 times open paren x minus 7 close paren squared minus open paren x minus 7 close paren plus 3