Question

choose the correct one

(a + b)^2 = a^2 + _____ + b^2

(a.) a+b (b.)ab (c.)2ab (d.)0

Answer 1

Answer:

tha formula of

(a+b)2=a2+b2+2ab

then option c is right =2ab

Answer 2

$2)2ab \\ (a + b) {}^{2} = {a}^{2} + 2ab + {b}^{2}$

Hope this will be helpful.