Вычислите: 2) (3/4)²*32/45; 3) (1/2)²*4/5; 4) (2 5/7)²*14/19; 5) (2 1/3)²*27/98; 6) (8/11)²*11/32; 7) (3/10)²*5/6; 8) (2/3)²*15/24;

2) (3/4)²*32/45=9/16×32/45=2/5

3) (1/2)²*4/5=1/4×4/5=1/5

4) (2 5/7)²*14/19=(19/7))²×14/19=361/49×14/19=
38/7=5 3/7

5) (2 1/3)²*27/98=(7/3)²×27/98=49/9×27/98=
3/2=1 1/2

6) (8/11)²*11/32=64/121×11/32=2/11

7) (3/10)²*5/6=9/100×5/6=3/40

8) (2/3)²*15/24= 4/9×15/24=5/18