lttlmockingjay6164 lttlmockingjay6164 06-06-2023 Mathematics contestada By applying the substitution t = tan² 0 to B(x, y) = TC 252 (sin 0)2x-1 (cos 0)2y-1 de, show that 0 dt tx-1 B(x, y) = (1+t)x+y [infinity]
