In ΔPQR, \(\angle R = \frac{\pi }{2}\). If \(\tan \left( {\frac{P}{2} – McqOptions

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1.	In ΔPQR, \(\angle R = \frac{\pi }{2}\). If \(\tan \left( {\frac{P}{2}} \right)\) and \(\tan \left( {\frac{Q}{2}} \right)\) are the roots of the equation ax2 + bx + c = 0, then which one of the following is correct?
A.	a = b + c
B.	b = c + a
C.	c = a + b
D.	b = c
Answer» D. b = c

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