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If one root of the equation px^{2}+qx+r=0 , p\neq 0 is reciprocal of the other, then,

 

Option: 1

q = r


Option: 2

p = r


Option: 3

p = 0


Option: 4

q = 0


Answers (1)

best_answer

As we have learned

Product of Roots in Quadratic Equation

\alpha \beta = \frac{c}{a}

 

Now,

As one root is reciprocal of the other, so product of roots = 1

\Rightarrow r/p =1

r = p

Posted by

jitender.kumar

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