Question

Is x=-3,solution of equation 2xsquare +5x+3=0

Answer 1

Answer:

To know whether the given value is the solution or not.

put the value in the eq.

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2 (-3×-3) +5(-3) +3 =0

2(9) -15 +3 = 0

18 -15 +3 =0

21-15 = 0

6 ≠ 0

So X = -3 is not the solution of given eq.

Answer 2

Answer: x is not -3

Step-by-step explanation:

2(-3)square +5(-3)+3=0

2(9)+(-15)+3=0

18-15+3=0

3+3=0

6 is x