What should be added to x^2 + y^2 to get x^2 + y^2 + 2xy? - Vidyadip

MCQ

What should be added to $x^2 + y^2$ to get $x^2 + y^2 + 2xy?$

A
$xy$
✓
$2xy$
C
$4xy$
D
$-2xy$

✓

Answer

Correct option: B.

$2xy$

$2xy$

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