Let C and C be two biased coins such that the probabilities

Last updated: 11/9/2023

Let C and C be two biased coins such that the probabilities of getting head in a single toss are and 13 respectively Suppose a is the number of heads that appear when C is tossed twice independently and suppose is the number of heads that appear when C is tossed twice independently Then probability that the roots of the quadratic polynomial x ax are real and equal is C 1 1 2 A 40 81 B 20 81 WIN 1 D 4