Question

Simplify :
a) $\frac{({x^{a+b} })^{2} * ({x^{b+c} })^{2} * ({x^{c+a} })^{2}}{ (x^a * x^b * x^c)^3}$
b) $\frac{1}{1 + a^{n-m} } + \frac{1}{1 + a^{m-n} }$

Answer 1

Step-by-step explanation:

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