Question

verify that (a+b+c)2 = a2+ b2 + c2 + 2ab + 2bc + 2ca, by taking a =2cm, b= 3cm and d= 4cm​

Answer 1

Answer:

put the value of a,b and c

Step-by-step explanation:

( 2+3+4)^2 = 2^2 + 3^2 + 4^2 + 2×2×3 + 2×3×4 + 2×2×4

81 = 4 + 9 + 16 + 12 + 24 +16

81 = 81