Question

Simplifique a expressão
(10ª)ª+¹
______
(10ª-²)ª+²
pfvr ​

Answer 1

$\frac{(10^{a})^{a+1} }{(10^{a-2})^{a+2} } = \frac{10^{a . (a+1)} }{10^{(a-2).(a+2)} } =\frac{10^{a^{2} +a} }{10^{a^{2}-4 } } = 10^{(a^{2}+a)-(a^{2} -4) } = 10^{a+4}$