Answer:
last one
Step-by-step explanation:
Brainliest please
<span>x = -0.1538461538</span><span>
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Answer:
(
Step-by-step explanation:
STEP 1:
-
STEP 2:
* -
STEP 3:
STEP 4:
(
(f+g)(x)=f(x)+g(x)=(2x-6)+(4x+7)=6x+1
(f-g)(x)=f(x)-g(x)=(2x-6)-(4x+7)=-2x-13
(fg)(x)=f(x)×g(x)=(2x-6)(4x+7)=8x^2-10x-42
(f+g)(-2)=f(-2)+g(-2)=(2(-2)-6)+(4(-2)+7)=-11