Question

find the value of p for which the quadratic equation 4x^2-(p-2)+1=0 has equal roots​

Answer 1

Answer: -2

Step-by-step explanation:

4x²-(p-2)x +1=0

b²-4ac=0

(-p+2)²-16=0

(-p+2)² = 16

-p+2= 4

-p=2

P = -2