if the quadratic equation px^2-2root5px+15=0 has two equal roots then find the value of p.
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a=p
b=-2root5p
c=15
b2-4ac=0
20p2-60p=0
20 x p x p=16 x p
p=16/20
p=4/5
b=-2root5p
c=15
b2-4ac=0
20p2-60p=0
20 x p x p=16 x p
p=16/20
p=4/5
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