Question

Помогите решить пожалуйста!

Answer 1

1)36m²n³-49m⁴n=nm²(36n²-49m²)=

nm²((6n)²-(7m)²)=nm²(6n-7m)(6n+7m)

2)50+20x+2x²=2(25+10x+x²)=

=2(5²+2*5*x+x²)=2(5+x)²=2(x+5)(x+5)

Answer 2

m²n(36n²-49m²)= m²n(6n-7m)(6n+7m)

2(25+10x+x²)=2(5+x)(5+x)