Question

If one root of 5x' + 13x + p = 0 be reciprocal of the other then the value of p is
a) -5
b) 5
c) 1/5
d) -1/5​

Answer 1

Answer:

(b)5

Step-by-step explanation:

The relation between coefficients are

let two zeros be p,q

then q=1/p(given)

p*q=c/a

1=p/5

p=5

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