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Jaylon Carrillo
Mathematics
24 August, 01:57
Is x=-3, solution of the equation 2x²+5x+3=0.
+3
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2
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Sienna Carr
24 August, 02:01
0
No
Step-by-step explanation:
If x = - 3 is a solution to the equation, then the value of the equation should equal zero when x = - 3 is substituted into the left side, that is
2 ( - 3) ² + 5 ( - 3) + 3
= 18 - 15 + 3
= 6 ≠ 0
Hence x = - 3 is not a solution of the equation
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Grant
24 August, 02:23
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The answer is 6 if - 3 is x.
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