emily56079
emily56079
21-01-2022
Mathematics
contestada
X
f(x) =
x2 + 4x
.
x2_4
Respuesta :
webbmayci
webbmayci
21-01-2022
The answer is 1/(x+4)
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
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