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Vlad1618 [11]
3 years ago
5

Bring the fraction a/a-4 to a denominator of 16-a^2

Mathematics
1 answer:
Dmitry_Shevchenko [17]3 years ago
3 0

Answer:

a / (a - 4) = a(a + 4) / ((a - 4)(a + 4)) = (a^2 + 4a) / (a^2 - 16) = -(a^2 + 4a) / (16 - a^2)


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