Question

5a²b⁵=8
Найти:

1)15a²b³

Answer 1

$15a^2b^3 = 3*5*a^2b^5*b^{-2} = frac{3}{b^2} *(5a^2b^5) = frac{3}{b^2} *8 = frac{24}{b^2}$

Answer 2

решение смотри внизу