Question

Find the nature of the roots of the following quadratic equation 5x2-6x-2=0

Answer 1

roots are real and unequal..

Step-by-step explanation:

$5 {x}^{2} - 6x - 2 = 0 \\ a = 5 \: \: b = - 6 \: \: c = - 2 \\ b {}^{2} - 4ac = ( - 6) {}^{2} - 4 \times 5 \times ( - 2) \\ = 36 + 40 \\ = 76 \\ b {}^{2} - 4ac = 76 \\ roots \: are \: real \: and \: unequal$

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