Question

if 5+^7/ 5-^7= a+^7b,find a & b

Answer 1

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Answer 2

$\huge \mathfrak{ \red{ \underline{Solution}}}$

$\sf{ \frac{ {5}^{7} }{ {5}^{ - 7} }= {a}^{7}b }$

$\sf {5}^{7 + 7} = {a}^{7} b$

$\sf {5}^{7} \times {5}^{7} = {a}^{7} b$

$\sf {(5)}^{7} \times {5}^{7} = {a}^{7} \times b$

On comparing we get a = 5 & $\sf b = {5}^{7}$