Решите уравнения:
a) с^{6} * с^{7} : c^{5}= ...
б) (а^{2})^{3} * a= ...
в) (-9y)^{3}=...
a) с^{6} * с^{7} : c^{5}= ...
б) (а^{2})^{3} * a= ...
в) (-9y)^{3}=...
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Ответ:
a) c^6 * c^7 : c^5 = c^13 : c^5 = c^8
б) (a^2)^3 * a = a^6 * a = a^7
в) (-9y)^3 = -729y^3
Объяснение: