Question

Выполните умножение одночленов​

Answer 1

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$0.3a \times 15ab {}^{2} \times 20a {}^{3} bc {}^{4} \\ 90a {}^{1} \times a {}^{1} b {}^{2} a {}^{3} b {}^{1} c {}^{4} \\ 90a {}^{1 + 1 + 3} b {}^{2 + 1} c {}^{4} \\ 90a {}^{5} b {}^{3} c {}^{4}$

$7x {}^{2} z \times ( - 13x) \times 5xy {}^{3} z {}^{3} \\ - 7x {}^{2} z \times 13x \times 5xy {}^{3} z {}^{3} \\ - 455x {}^{4} y {}^{3} z {}^{4}$

$\frac{1}{4} m \times 0.8m {}^{2} n {}^{2} \times 25m {}^{3} n {}^{3} \\ \frac{1}{4} m \times \frac{4}{5} m {}^{2} n {}^{2} \times 25m {}^{3} n {}^{3} \\ m \times m {}^{2} n {}^{2} \times 5m {}^{3} n {}^{3} \\ 5m {}^{6} n {}^{5}$

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