优质解答
1.x的2次方*y的2n次方+z的n次方*x的n次方*y的2n次方
2.x的2n次方*x的mn*x的3m次方*x的3mn次方
3.(36/17)的2003次方*(7/36)的2004次方
4.已知a的2次方+ab=4 ab+b的2次方=-1,那么a的2次方-b的2次方= a的2次方+3ab+2b的2次方=
5.(4/10*1/4)*x的5次方*y的3次方+8x的4次方*y的3次方
6.(x的2次方*y的3次方)的4次方+(-x)的8次方-(y的6次方)的2次方-(x的4次方*y的4次方)的2次方*y的4次方
7.(-4)(+6)(-7) (2)(-27)(-25)(-3)(-4)
8.(+1.3)-(+17/7) (2)(-2)-(+2/3)
9.23+(-73)
10.(-84)+(-49)
11.7+(-2.04)
12.4.23+(-7.57)
13.(-7/3)+(-7/6)
14.9/4+(-3/2)
15.3.75+(2.25)+5/4
16.-3.75+(+5/4)+(-1.5)
17.23+(-73) (2)(-84)+(-49) (3)7+(-2.04) (4)4.23+(-7.57) (5)(-7/3)+(-7/6) (6)9/4+(-3/2) (7)3.75+(2.25)+5/4 (8)-3.75+(+5/4)+(-1.5)
18.(+1.3)-(+17/7)
19.(-2)-(+2/3)
20.|(-7.2)-(-6.3)+(1.1)|
21.|(-5/4)-(-3/4)|-|1-5/4-|-3/4|)
22.(— )÷(—16)÷(—2)
23.–4 + 2 ×(¬-3) –6÷0.25
24.(—5)÷〔1.85—(2— )×7〕
25.18÷{1-[0.4+ (1-0.4)]×0.4
26.3-[4-(4-3.5× )]×[-2+(-3) ]
27.8+(- )- 5- (- 0.25)
28.99 × 26
29.(3.5-7.75-4.25)÷1.1
30.(-3 )÷(4 -12 )÷(- )×(-1 )
31(-2)14×(-3)15×(- )14
32.-42+5×(-4)2-(-1)51×(- )+(-2 )÷(-2 )
33.-1 ×3 -1 ×4 -3×(-1 )
34.(-102)+132
35.(-32)+(-11)
就着些了.到↓
1.x的2次方*y的2n次方+z的n次方*x的n次方*y的2n次方
2.x的2n次方*x的mn*x的3m次方*x的3mn次方
3.(36/17)的2003次方*(7/36)的2004次方
4.已知a的2次方+ab=4 ab+b的2次方=-1,那么a的2次方-b的2次方= a的2次方+3ab+2b的2次方=
5.(4/10*1/4)*x的5次方*y的3次方+8x的4次方*y的3次方
6.(x的2次方*y的3次方)的4次方+(-x)的8次方-(y的6次方)的2次方-(x的4次方*y的4次方)的2次方*y的4次方
7.(-4)(+6)(-7) (2)(-27)(-25)(-3)(-4)
8.(+1.3)-(+17/7) (2)(-2)-(+2/3)
9.23+(-73)
10.(-84)+(-49)
11.7+(-2.04)
12.4.23+(-7.57)
13.(-7/3)+(-7/6)
14.9/4+(-3/2)
15.3.75+(2.25)+5/4
16.-3.75+(+5/4)+(-1.5)
17.23+(-73) (2)(-84)+(-49) (3)7+(-2.04) (4)4.23+(-7.57) (5)(-7/3)+(-7/6) (6)9/4+(-3/2) (7)3.75+(2.25)+5/4 (8)-3.75+(+5/4)+(-1.5)
18.(+1.3)-(+17/7)
19.(-2)-(+2/3)
20.|(-7.2)-(-6.3)+(1.1)|
21.|(-5/4)-(-3/4)|-|1-5/4-|-3/4|)
22.(— )÷(—16)÷(—2)
23.–4 + 2 ×(¬-3) –6÷0.25
24.(—5)÷〔1.85—(2— )×7〕
25.18÷{1-[0.4+ (1-0.4)]×0.4
26.3-[4-(4-3.5× )]×[-2+(-3) ]
27.8+(- )- 5- (- 0.25)
28.99 × 26
29.(3.5-7.75-4.25)÷1.1
30.(-3 )÷(4 -12 )÷(- )×(-1 )
31(-2)14×(-3)15×(- )14
32.-42+5×(-4)2-(-1)51×(- )+(-2 )÷(-2 )
33.-1 ×3 -1 ×4 -3×(-1 )
34.(-102)+132
35.(-32)+(-11)
就着些了.到↓