Question

даю 44 за весь лист !!!!!

Answer 1

1)89x * 1  45y= 89x * 95y=85xy=1,6xy

2)1 122 * 3 23 - ( 2 56 + 3 56 * 723) * 35=2322 * 113 - (176 + 236 *723) * 35 = 236 - ( 176 + 76) * 35=236 - 246 *35=236 - 125=11530 - 7230 =4330=1 1330

3)2 29 * 7 15 +1112 * 7 15 - 7 15 * 1 34= 7 15 *( 2 29 + 1112 -1 34)=7 15 * (8036 + 3336 - 6336)=7 15 * 5036=365 * 5036=10