Question

middel term split of 21ysquar-11y-2​

Answer 1

Answer:

$21y {}^{2} - 11y - 2 = 0 \\ = 21 {y}^{2} + 3y - 14y - 2 = 0 \\ = 3y(7y + 1) - 2(7y + 1) = 0 \\ = (7y + 1)(3y - 2) = 0 \\ = y = \frac{ - 1}{7} \: \: and \: \: \frac{2}{3} \: ans$

Hey! Mate Here is your solution. Thanks