Question

X^2 - 8x + 4 =0 by completing the square

Answer 1

hope this will help you

Answer 2

To solve : x^2-8x+4=0

Solution:

a=1 ,b=-8 , c=4

D=b^2 -4ac

=64-16

=48

x= - b +√D/2a, x= -b-√D/2a

x=8+4√3/2,x=8-4√3/2

x=12√3/2,x=4√3/2

x=6√3, x=2√3

Therefore two roots of quadratic polynomial are 6√3, 2√3 .

Hope this will help you:)