Limx->∞ [(x + 5)/(x - 3)]^2x = limx->∞ [(x/x + 5/x)/(x/x - 3/x)]^(2x/x) =
<span>= [(1 + 5/∞)/(1 - 3/∞)]^2 = [(1 + 0)*(1 - 0)]^2 = 1² = 1</span>
<span>41+(-69)= -28
-65+87= 22
-18+(-77)= -95
4,71+(-2,96)= 1,75
-6,34+3,34= -3
28+(-39)+18= 7
-18+(-15)+64= 31</span>
2х+3х=120
5х=120
х=14
При отношении числа ставятся с иксом