Answer:

Step-by-step explanation:
To evaluate
, substitute
to
so we should have:

Evaluate the expression and finally, we have:

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brainly.com/question/27923727 - How to find inverse and value of function
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Answer:
x^2 +4x -21
Step-by-step explanation:
Substitute the given expressions and simplify.
f(x) + g(x)
= (x^2 +3x -28) +(x +7)
= x^2 +(3+1)x +(-28 +7)
= x^2 +4x -21
F^-1(x)= (x-4)/-8 because it's just finding the inverse function
Answer:
x^2 - 11x + 24
Step-by-step explanation:
Foil the equation
x^2 - 3x - 8x + 24
x^2 - 11x + 24