Math, asked by Shwetha1208, 5 months ago

Factorise using suitable algebraic identity: 4p^2+49q^2+100r^2+28pq+140qr+40rp

Answers

Answered by aditig1410

1

Answer:

(a+b+c)2 = a2 + b2+c2 + 2ab + 2bc + 2ac

= 4p2+ 49q2+ 100r2 + 28pq+ 140qr + 40rp

= (2p + 7q + 10r)2

Step-by-step explanation:

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