Các câu hỏi tương tự
\(\dfrac{0,18x1230+0,9x4567x2+3x5310x0,6}{1+4+7+10+...+52+55-414}\)
Giúp mình nhé!
0,18x1230+0,9x4567x2+3x5310x0,6\1+4+7+10+..........+52+55-414
tinh: 0,18x1230+0,9x4567x2+3x5310x0,6/1+4+7+10+..+52+55-514
1+4+7+10+....................+49+52+55+58-410
18x123+9x4567+5310x6/1+4+7+10+...+49+52+55+58-410
18x123+9x4567x2+5310x6
1+4+7+10+...+49+52+55+58-410
18x123+2x4567x9+6x5310
-----------------------------------------------------
1+4+7+10+...+49+52+55+58-410
Tính: 0,18x1230+0,9x4567x2+3x5310x0,6
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1+4+7+10+...+52+55-514
tính nhanh
18*123+9*4567*2+5310*6 phần 1+4+7+10+....................+49+52+55+58-410