If 'a' and 'b' are two non-negative real numbers, which of the followi

1.	If 'a' and 'b' are two non-negative real numbers, which of the following is true?
A.	\[\sqrt{a}+\sqrt{b}=\sqrt{a+b}\]
B.	\[\sqrt{a}-\sqrt{b}=\sqrt{a-b}\]
C.	\[\sqrt{a}-\sqrt{b}\ne \sqrt{a-b}\]
D.	\[\sqrt{a}+\sqrt{b}=\sqrt{ab}\]
Answer» D. \[\sqrt{a}+\sqrt{b}=\sqrt{ab}\]

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If 'a' and 'b' are two non-negative real numbers, which of the following is true?

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