Answer:
9.268
Step-by-step explanation:
Answer:
C.
Step-by-step explanation:
The answer C is not rational
Answer:
(x + 2)^2 - 11.
Step-by-step explanation:
f(x) = x^2 + 4x - 7
Now x^2 + 4x = (x + 2)^2 - 4 so we have:
f(x) = (x + 2)^2 - 4 - 7
f(x) = (x + 2)^2 - 11.
Answer:
i tihnk it is = − 4 im sorry if it is wrong
Step-by-step explanation: