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If x = 2/3 is a solution of the quadratic equation 7x^2 + mx – 3 = 0; find the value of m.

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in Class 10 by kratos

If x = 2/3 is a solution of the quadratic equation 7x2 + mx – 3 = 0; find the value of m.

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+4 votes
by kratos
 
Best answer

7x2 + mx – 3 = 0

Given x = 2/3 is the solution of the given equation.

Put given value of x in the given equation

⟹ m = −1/6

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