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X f(x) = x2 + 4x . x2_4
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X
f(x) =
x2 + 4x
.
x2_4

X f(x) = x2 + 4x . x2_4-example-1
User Giorgio Aresu
by
5.6k points

1 Answer

8 votes
The answer is 1/(x+4)
Step-by-step explanation:
You would factor out the denominator
So,
(X-4)(x+4)=x^2-16
So, x-4/(x+4)(x-4)
Then x-4 cancels each other out from the numerator and denominator
Leaving 1/x+4
User Spencer Bard
by
5.2k points
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