Question

expand (p+3q+2r)^2
please help me​

Answer 1

Answer:

p²+p3q+2r²

Step-by-step explanation:

hope it will help you

Answer 2

Answer

p^2+(3q)^2+(2r)^2+2*p*3q+2*3q*2r+2*p*2r

step by step explanation

Ler consider (p+3q+2r)^2 as (a+b+c) ^2

so formula is a^2+b^2+c^2+2ab+2bc+2ac

ATQ

Our answer will be p^2+(3q)^2+(2r)^2+2*p*3q+2*3q*2r+2*p*2r