[0.276÷13.9+(2-0.47)÷3/20]÷102.2+3.4×1又4/17 等于多少?请写上计算过程!
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![[0.276÷13.9+(2-0.47)÷3/20]÷102.2+3.4×1又4/17 等于多少?请写上计算过程!](/uploads/image/z/5220117-45-7.jpg?t=%5B0.276%C3%B713.9%EF%BC%8B%EF%BC%882%EF%BC%8D0.47%EF%BC%89%C3%B73%2F20%5D%C3%B7102.2%EF%BC%8B3.4%C3%971%E5%8F%884%2F17+%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91%3F%E8%AF%B7%E5%86%99%E4%B8%8A%E8%AE%A1%E7%AE%97%E8%BF%87%E7%A8%8B%21)
[0.276÷13.9+(2-0.47)÷3/20]÷102.2+3.4×1又4/17 等于多少?请写上计算过程!
[0.276÷13.9+(2-0.47)÷3/20]÷102.2+3.4×1又4/17 等于多少?请写上计算过程!
[0.276÷13.9+(2-0.47)÷3/20]÷102.2+3.4×1又4/17 等于多少?请写上计算过程!
=[0.019856+10.2]/102.2+3.4
=3.5
[0.276÷13.9+(2-0.47)÷3/20]÷102.2+3.4×1又4/17 等于多少?请写上计算过程!
-240×(-26÷5+59÷8-38÷15-1÷2)
[2-0.5+12分之五×2.4)]÷
1÷0.2+(2-7)×5 简便
-(1-0.5)÷1/3×【2+(-4)²】
17-8÷(-2)+4×(-3)
4+(-2)³×5-(-0.28)÷4=要过程
1.-3-[-5+(1-0.2×3/5)÷(-2)]2.-9²+2×(-3)²+(-6)÷(-2/3)3.-1四次方-(1-0.5)×1/3×[2-(-3)²]4.(-3)²-(1又1/2)×2/9-6÷|-2/3|5.32×(-2/3)+(-11)
0.3÷0.5=(x+1)÷(2x-1)
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[(x+2y)(x-2y)+4(x-y)²]÷6x
χ÷2=(χ-8.5)+(χ-11.7)
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如果4a÷(1-x^32)=2÷(1-x)+2÷(1+x)+4÷(1+x^2)+8÷(1+x^4)+16÷(1+x^8)+32÷(1+x^16)求a的值
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(x/2+3.2)÷18+(x/2-3.2)÷25=x/20
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(X-4)÷6=(X+2)÷7 快,现在就要!