2x^2+5m=9 check whether m=2 is a root of quadratic equation – InterviewSolution

1.	2x^2+5m=9 check whether m=2 is a root of quadratic equation
Answer» -STEP explanation:2x^2 + 5M - 9 = 0= 4x^2 + 5(2) - 9 = 0= 4x^2 + 10 - 9 = 0= 4x^2 + 1 = 0= 4x^2 = - 1= x^2 = - 1/4

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