Question

if one zero of the polynominal q(x)= x²+px+8 is double the other,then find the value of p and hence both zeroes of q(x).
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Answer 1

Step-by-step explanation:

let the roots be a,2a

sum of roots = -p

3a= -p

product = 8

2a^2=8

a=2

so value of p is -6

and roots are 2,4

hope this will help u