有理数乘法,数学题 7道
1.25x(-1/1/7)x(-3.2)x(-7/8)(-12)x(-11/7)x(-3.2)x(-7/8)(-2)x(-7)x(+5)x(-3/7)5/31x(-2/9...
1.25x(-1 /1/7)x(-3.2)x(-7/8) (-12)x(-1 1/7)x(-3.2)x(-7/8)
(-2)x(-7)x(+5)x(-3/7) 5/31x(-2/9)x(-2 1/15)x(-4 1/2)
(-10)x(3/10-1/2+1/5-0.01)(-1/2+1/6-3/8+5/12)x(-24)
9 16/17x(-34) (-29 7/8)x8 展开
(-2)x(-7)x(+5)x(-3/7) 5/31x(-2/9)x(-2 1/15)x(-4 1/2)
(-10)x(3/10-1/2+1/5-0.01)(-1/2+1/6-3/8+5/12)x(-24)
9 16/17x(-34) (-29 7/8)x8 展开
2013-09-21
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解:
解:
1. -4.5
2. 43.2
3. -30
4. -1/3
5. 0.1
6. 7
7. -338
8. -239
希望能帮到你 记得采纳哦
解:
1. -4.5
2. 43.2
3. -30
4. -1/3
5. 0.1
6. 7
7. -338
8. -239
希望能帮到你 记得采纳哦
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