Answer:
(f + g)(x) = x^2 + 3x - 6
Step-by-step explanation:
Given f(x) = x^2 + x − 2 and g(x) = 2x − 4
Plug in:
(f + g)(x) = x^2 + x − 2 + 2x − 4
(f + g)(x) = x^2 + 3x - 6
ANSWER
D. 13
EXPLANATION
We have

To find

means we want to find an x-value whose image is 3.

We cross multiply,

Expand:

Combine like terms,



Answer:
Exact form: x = 27/5
Decimal form: x = 5.4
Mixed-number form: x = 5 2/5
Step-by-step explanation:
hope this helps :)
Answer:
C
Step-by-step explanation:
the Sq root for 156 HAS to be a # between 12 and 13.
12+ (13-12)/2
12+ 1/2
12.5