\[\sqrt{\mathbf{11+4}\sqrt{\mathbf{7}}}\mathbf{-}\sqrt{\mathbf{8-2}\sqrt{\mathbf{7}}}\]is equal to ______

\[\sqrt{\mathbf{11+4}\sqrt{\mathbf{7}}}\mathbf{-}\sqrt{\mathbf{8-2}\sq

1.	\[\sqrt{\mathbf{11+4}\sqrt{\mathbf{7}}}\mathbf{-}\sqrt{\mathbf{8-2}\sqrt{\mathbf{7}}}\]is equal to ______
A.	0
B.	3
C.	1
D.	\[\sqrt{7}\]
E.	None of these
Answer» C. 1

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\[\sqrt{\mathbf{11+4}\sqrt{\mathbf{7}}}\mathbf{-}\sqrt{\mathbf{8-2}\sqrt{\mathbf{7}}}\]is equal to ______

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