Question

умножте дроби:а)17/21*6/51*14 б)45/77*49/81 в)23/64*16/46*32

Answer 1

$frac{17}{21} * frac{6}{51} * frac{14}{1} = frac{17}{7*3}* frac{3*2}{51}* frac{14}{1} = frac{34*14}{7*51} = frac{4}{3} = 1frac{1}{3}$