Question

Номер 297 задания 2 и 3

Answer 1

81m⁴n¹⁶

1)

$- \frac {1}{3} mn \times (- 243 {m}^{3} {n}^{15}) = 81 {m}^{4} {n}^{16}$

2)81m⁴n¹⁶=(9m²n⁸)²

3)81m⁴n¹⁶=(3mn⁴)⁴