Question

find the values of P for which the equations 3x^2-Px+5=0 has equal roots

Answer 1

D=0
p^2-4×3×5=0
p^2=60
p=√60

Answer 2

Heya user
It's given that P has equal roots that means b²-4ac=0
(-p)²-4*3*5=0
p²-60=0
p²=60
p=+ and-√60 are the two values of p.