Question

реши пж это срочно пж пж​

Answer 1

Пошаговое объяснение:

1)

а) 2/3 * 4/5 = 8/15.

б) 3/7 * 7/8 = 3/8 = 0,375.

в) 11/12 * 8/9 = 22/27.

г) (2/3) * (2/3) * (2/3) = 4/9 * 2/3 = 8/27

д) 2/3 : 5/7 = 2/3 * 7/5 = 14/15

e) 9/16 : 3/2 = 9/16 * 2/3 = 3/8 = 0,375.

ж) 3/4 : 4 = 3/4 * 1/4 = 3/16

з) 3 : 9/8 = 3/1 * 8/9 = 8/3 = 2.2/3

2)

a) 2 * (12/25 * 5/6) = 2/5 = 0,4.

б) 14/15 * 3/2 * 10/21 = 7/5 = 1.4.

в) 2/3 * 3/4 * 4/5 *5/6 = 120/360 = 1/3