AP EAMCET Engineering 2012 Solved Paper

Section: Mathematics

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Question : 128 of 160

Marks: +1, -0

In ΔPQR,∠R=

π

4

,tan(

P

3

),tan(

Q

3

) are the roots of the equation ax2+bx+c=0, then

a+b=c
b+c=0
a+c=0
b=c

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