Question

Помогите решить
УПРОСТИТЕ ВЫРАЖЕНИЕ 7x³ y⁴•(-0,2x²y⁵)⁴=?

Answer 1

Ответ:

Объяснение:

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Answer 2

Ответ:

$7x {}^{3} y {}^{4} \times ( - 0.2x {}^{2} y {}^{5} ) {}^{4} =7x^{3}y^{4}\left(-0.2\right)^{4}\left(x^{2}\right)^{4}\left(y^{5}\right)^{4} =7x^{3}y^{4}\left(-0.2\right)^{4}x^{8}\left(y^{5}\right)^{4} =7x^{3}y^{4}\left(-0.2\right)^{4}x^{8}y^{20} =7x^{3}y^{4}\times 0.0016x^{8}y^{20} =0.0112x^{3}y^{4}x^{8}y^{20} =0.0112x^{11}y^{4}y^{20} =0.0112x^{11}y^{24}$