Question

Using completing square method find root of quadratic equation 4x^2 + 4√3x + 3 = 0.
(answer this question quick). ​

Answer 1

=> 4x^2 + 4√3x + 3 = 0

=> (2x)² + 2.2x.√3 + (√3)² = 0

=> (2x + √3)² = 0 => 2x = -(√3)

=> x = -1.732/2 => x = -0.866