Question

determine whether the given value of x is a solution of the given quadratic equation or not 6 x square - x - 1 =0 ,x 1/2

Answer 1

i hope it's helpful to you......

thanks..

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Answer 2

$6 {x }^{2} - x - 1 = 0 \\ x = 0.5 \\ 6 \times {0.5}^{2} - 0.5 - 1 = 0 \\ 6 \times 0.25 - .5 - 1 = 0 \\ 1.5 - 1.5 = 0$
so x is solution of this quadratic equation