Question

write (p+2q+r)^2 in expanded form​

Answer 1

Answer:

Step-by-step explanation:

(p+2q+r)^2

Use the formula of= (a^2+b^2+c^2)=a^2+b^2+c^2+2ab+2bc+2ca

On substituting values:

a=p

b=2q

c=r

Therefore,

Ans. p^2+4q^2+r^2+4pq+4qr+2pr

Answer 2

Answer:

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