Question

Find roots of 3ksquare+15k+4

Answer 1

Answer:

$= 3 {k}^{2} + 15k + 4 \\ \\ = \frac{ - 15 \ \frac{ + }{ - } \sqrt{ {15}^{2} - 4 \times 3 \times 4} }{3} \\ \\ = \frac{ - 15 + \sqrt{177} }{3} \: \: \: \: and \: \: \frac{ - 15 - \sqrt{177} }{3}$