If \(P + \sqrt 3 \,\) \(Q + \sqrt 5 \,\) \(R + \sqrt {15} \,\) \(S = \frac{1}{{1 + \sqrt {3 + } \sqrt 5 }}\), then the value of P is

If \(P + \sqrt 3 \,\) \(Q + \sqrt 5 \,\) \(R + \sqrt {15} \,\) \(S =

1.	If \(P + \sqrt 3 \,\) \(Q + \sqrt 5 \,\) \(R + \sqrt {15} \,\) \(S = \frac{1}{{1 + \sqrt {3 + } \sqrt 5 }}\), then the value of P is
A.	\(\frac{7}{{11}}\)
B.	\(\frac{3}{{11}}\)
C.	\( - \frac{1}{{11}}\)
D.	\( - \frac{2}{{11}}\)
Answer» D. \( - \frac{2}{{11}}\)