Question

If x = k, be a solution of the quadratic equation x square +4x+3 =0, then k is

Answer 1

Answer:

thank you for the free points

Explanation:

thank you for the free points

Answer 2

ANSWER:

k = ( -3 )

STEP BY STEP EXPLANATION:

( x +3 ) ( x +1 ) = 0

x = ( -3 ) , ( -1 )

CHECK -3 :

(-3)^2 + 4 * -3 + 3 = 0

9 + (-12) + 3 = 0

Therefore LHS = RHS

Therefore , k = -3