Discuss your doubts regarding the topic : Time and Work- Part 4
In the last question of part 4, I got a quadratic equation of the form 3x^2-10x-200 when I put time of completion by A as x+10 and B as x. The roots obtained was -20/3 and 10. But you specified 20 as the answer. Can you help me please?
Last problem- quatratic equation solve cheyth kazhinj, 2 x values ne ethnane 3 kond divide cheythe?