Find the value of k, If the roots of the quadratic equation 3x2-kx+48=0 are real and unequal
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When roots are real and distinct, then,. Discriminant>0
=> k² - 4×3×48 > 0
=> k² - 576>0
=> k² > 576
=> √(k²) > √576
=> k > 24 or -24
=> -24<k<24
so, k is a real number lying between -24 ans 24.
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