\[\int_{-\pi /2}^{\pi /2}{{{\sin }^{2}}x{{\cos }^{2}}x(\sin x+\cos x)\,dx=}\] [EAMCET 1992]

\[\int_{-\pi /2}^{\pi /2}{{{\sin }^{2}}x{{\cos }^{2}}x(\sin x+\cos x)\

1.	\[\int_{-\pi /2}^{\pi /2}{{{\sin }^{2}}x{{\cos }^{2}}x(\sin x+\cos x)\,dx=}\] [EAMCET 1992]
A.	\[\frac{2}{15}\]
B.	\[\frac{4}{15}\]
C.	\[\frac{6}{15}\]
D.	\[\frac{8}{15}\]
Answer» C. \[\frac{6}{15}\]

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\[\int_{-\pi /2}^{\pi /2}{{{\sin }^{2}}x{{\cos }^{2}}x(\sin x+\cos x)\,dx=}\] [EAMCET 1992]

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