(4х+3у=5
(х=3+у
12+4у+3у=5
7у=-7
у=-1
х=3+у
х=3+(-1)
х=3-1=2
x1=3
x2 =2
(2×3)(3×2)=36
36=36
Ответ:
Пошаговое объяснение:
(1/2)³=1³/2³=1/8
(2/3)³=2³/3³=8/27
(1/5)³=1³/5³=1/125
(4/9)³=4³/9³=64/729
(1 1/3)³=4³/3³=64/27= 2 10/27
(2 1/4)³=9³/4³=729/64=11 25/64
(3 1/2)³=7³/2³=343/8=42 7/8