(a + b)^2 is equal to: - Vidyadip

MCQ

($a + b)^2$ is equal to:

A
$a^2 + b^2 - 2ab$
✓
$a^2 + b^2 + 2ab$
C
$a^2 + b^2$
D
$2ab$

✓

Answer

Correct option: B.

$a^2 + b^2 + 2ab$

B. $a^2 + b^2 + 2ab$
Solution:
$(a + b)^2 = a^2 + b^2 + 2 ab$

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