Question

计算若(a^n*b^m*b^3)^5=a^15*b^30,则m=?n=?

Answer 1

(a^n*b^m*b^3)^5=a^15*b^30

a^5n*b^5m*b^15=a^15*b^30

a^5n*b^(5m+15)=a^15*b^30

5n=15,5m+15=30

n=3,5m=15

m=3

n=3