Question

спростіть вираз : 4/15 *(3/3/4+5/8m)+3/10*(6/2/3m-5/6)

Answer 1

4/15 * 3 3/4 = 4/15 * 15/4 = 1
4/15 * 5/8m = 1/6m
3/10 * 6 2/3m = 3/10 * 20/3m = 20/10m = 2m
3/10 * 5/6 = 15/60 = 1/4

1 + 1/6m + 2m - 1/4 = 3/4 + 13/6m = 3/4 + 2 1/6m