Question

The value of p for equation 2x2 - 4x + p= 0 to have real roots was
(a) p<-2
(b) p>2
(c) p<2
(d) p>-2​

Answer 1

Answer:

(d)

Step-by-step explanation:

i hope this will help you

Answer 2

The value of p is p < 2

c is the correct option.

Step-by-step explanation:

The given quadratic equation is

$2x^2-4x+p=0$

The quadratic equation has real roots if the discriminant is greater than zero.

D > 0

b²-4ac > 0

(-4)²-4(2)(p) > 0

16 - 8p > 0

8p < 16

p < 2

c is the correct option.

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