5.4x98+5.4x5-3X5.4怎么简便运算
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5.4x98+5.4x5-3X5.4怎么简便运算5.4x98+5.4x5-3X5.4怎么简便运算5.4x98+5.4x5-3X5.4怎么简便运算5.4x98+5.4x5-3X5.4=5.4×（98+5
5.4x98+5.4x5-3X5.4怎么简便运算
5.4x98+5.4x5-3X5.4怎么简便运算
5.4x98+5.4x5-3X5.4怎么简便运算
5.4x98+5.4x5-3X5.4
=5.4×（98+5-3）
=5.4×100
=540
合并同类项，5。4乘以100，答案是540，完毕。
5.4x98+5.4x5-3X5.4=5.4x（98+5-3）=5.4X100=540
285 （3000-372）÷36 1 5/6-19/12 3x(-9) 7x(-9 (-54)x1/6x（72）4x=12×4 （73）6.5 2x=16.5 （74）8.1÷27×3 （75）1-
5.4x98+5.4x5-3X5.4怎么简便运算
1x5+2x5+3x5+4x5+5x5… 麻烦给我一个公式.
5.4X5.4+3.6X5.4人简便运算
1X1+2X2+3X3+4X4+5X5.+98X98+99X99+100X100=?
16.75x5/8-3/4x5/8 简便计算
等比数列中,求和:(2-3X5^-1)+(4-3X5^-2)+.(2n-3X5^-n)
(2-3X5^-1)+(4-3X5^-2)+.(2n-3X5^-n)求和
(3x-4)x5=4的方程怎么做?
3x-4x5=16怎么解
4x5-3x等于5怎么解
sn=(2-3x5^-1)+(4-3x5^-2)+…+(2n-3x5^-n)要详解答案,急用!
(3x一4)X5=4
(3x-4)x5－4
(3X-4)X5=4
(3x-4)x5=4
(3x-4)x5等于4
(3x-4)x5=4
3x-4X5=16