Question 1 • CMS 2026-2027 NC Math 3 CREDIT RECOVERY
What substitution should be used to rewrite 6 times open paren x plus 5 close paren squared plus 5 times open paren x plus 5 close paren minus 4 is equal to 0 as a quadratic equation?
Answer
A
u is equal to open paren x minus 5 close paren squared
B
u is equal to open paren x plus 5 close paren
C
u is equal to open paren x minus 5 close paren
D
u is equal to open paren x plus 5 close paren squared