Question

How do you solve `-4x^2 +8x - 3 = 0` by completing the square?

Answer 1

Solution: `x=3/2 or x=1/2`

Explanation:

`-4x^2+8x-3=0 or -4(x^2-2x)-3=0 or -4(x^2-2x+1)+4-3=0 or -4(x-1)^2+1=0 or 4(x-1)^2=1 or (x-1)^2=1/4 or x-1= +-1/2 or x=1+1/2=3/2 or x= 1-1/2=1/2:.`. Solution: `x=3/2 or x=1/2`[Ans]