Question

Если 2mn²=3, то 6m³n⁶ равно?

Answer 1

mn^2=3/2

6(mn^2)^3=6*(3/2)^3=

6*27/8=3*27/4=81/4=
20 1/4

Answer 2

2mn²=3
mn²=3/2
(mn²)²=(3/2)²
m²n⁴=9/4

6m³n⁶/2mn²=3m²n⁴
6m³n⁶=2mn² * 3m²n⁴=3*3*(9/4)=81/4=20 ¹/₄ =20.25