Question

if one zero of the polynomial 5y^2 +13y+m is reciprocal of other find value of m

Answer 1

let one zero be aplha therefore other zero is 1/alpha

profuct of zeroes=c/a
alpha*1/alpha=m/5
1=m/5
m=5

Answer 2

a=5,b=13,c=m
zeroes=a and b(b=1/a)
a * b = c/a
=>a*1/a=m/5
=>m=5
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