line the value of p the equation p^2-18x+1=0 is a perfect square
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given quadratic equation is perfect square
iff its roots are equal
b2-4ac =0
324-4p=0
p=81
hopes its help u
iff its roots are equal
b2-4ac =0
324-4p=0
p=81
hopes its help u
madhabsubedi:
goooddddd and thank u alot....
its my pleasure
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