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In a triangle PQR, angleR= pi//2. If tan...

In a triangle PQR, `angleR= pi//2`. If tan (P/2) and tan (Q/2) are the roots of `ax^(2) +bx +c= 0, a ne 0` then

A

`a=b+c`

B

`c=a+b`

C

b=c

D

`b=a+c`

Text Solution

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The correct Answer is:
B
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