Question

若（x的m+2次方y²）³×（x² y的n-3次方）=x的13次方y的8次方

Answer 1

[x^(m+2)y^2]^3*[x^2y^(n-3)]=x^13*y^8

x^(3m+6)y^6*x^2y^(n-3)=x^13*y^8

x^(3m+8)y^(n+3)=x^13*y^8

3m+8=13 m=5/3

n+3=8 n=5