найдите произведение
1/3 * 4 =
4/9 * 3/8 =
2/7 * 7/8 =
( 2/3) 2 степени =
( 2/3 ) 3 степени =

1/3* 4 = 1*4/3=4/3= 1 1/34/9 * 3/8= 4*3/9*8=6/362/7 * 7/8=2*7/7*8=1/42/3*2/3= 12/3 *2/3 * 2/3 = 2/3