-1²-(10/7-12÷6)²×(-3/4)³
-1²-(10/7-12÷6)²×(-3/4)³
(-3³)×(-1 7/9)÷(-4²)×(-1)
计算﹣3²×(﹣2)²+4³÷(﹣2)³-|﹣2|²÷(6-7)^20
(3x²)³-7x³[x³-x(4x²+1)]
(1-2²)+3²-4²+5²-6²+7²-8²+
(1)1-7+3x/8=3x-10/4-x (2)-3³-[-5-0.2÷4/5×(-2)²]
(1).4分之7÷8分之7-3分之2×(-6) (2).4-5×(-2分之1)³ (3).-2²×7
(-3)³÷9/4×(-2/3)²+4-2²×(-1/3)
7/6x(1/6一1/3)x3/14÷3/5= (-10)³+[(-4)²一(1一3²)
计算 (1)-2²÷3分之4-[2²-(1-2分之1×3分之1)]×12(2)(-3)³×
计算:(-2)³×9/4+(-3/2)²÷(-1/2)³
[-3²-(-4³)]÷[(-9)-(-4)]