If 0 < y < x which statement must be true? - Vidyadip

MCQ

If 0 < y < x which statement must be true?

✓
$\sqrt{x}-\sqrt{y}=\sqrt{x-y}$
B
$\sqrt{x}+\sqrt{x}=\sqrt{2 x}$
C
$x \sqrt{y}=y \sqrt{x}$
D
$\sqrt{x y}=\sqrt{x} \sqrt{y}$

✓

Answer

Correct option: A.

$\sqrt{x}-\sqrt{y}=\sqrt{x-y}$

a

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