Question

1) x²=3+4x. Solve the quadratic equation by using Method of COMPLETING SQUARE not by using factorisation method​

Answer 1

Step-by-step explanation:

b^2 - 4ac

x^2 - 4x - 3

(-4)^2 - 4 × 1 × 3

16 - (-12)

16+ 12.

28

+-b√b^2-4ac /2a

+-(-6) √28/2

+ 6√14