1)НОД(16,24)=8
2)НОД(15,60)=15
3)НОД(10,15)=5
4)НОД(45,56)=1
5)НОД(21,49)=7
6)НОД(12,18,24)=6
7a^3 при a=3 будет равно: 7*3^3=7*27=189
1) x - 7 8/11 = 2 5/11,
x = 2 5/11 + 7 8/11,
x = 27/11 + 85/11,
x = 112/11.
2) 3 7/17-( x+1 4/17) = 1 9/17
58/17 - x - 21/17 = 26/17
37/17 - x = 26/17
- x = 26/17 - 37/17
-x = -11 / 17
x = 11/17