(1)解方程: x - 2 x - 3 + 1 = 2 3 - x
(2)解不等式组: 3 x > 2 x - 2 2 x + 1 ⩾ 5 x - 5
求满足下列条件的x的值 (1)36x2=25 (2)(x﹣1)3=﹣8.
+8x3=﹣116.
(x+1)3=.
(1)已知(x+1)2﹣1=24,求x的值; (2)已知125x3+343=0,求x的值.
计算: