Phương Nguyễn Hoa
Hỏi từ APP VIETJACK
1+4+6+8+10+.....+98+100
Quảng cáo
4 câu trả lời 224
3 năm trước
Số số hạng tử 4 đến 100 là:
(100 - 4) : 2 + 1=49 (số)
Tổng các số chẵn từ 4 đến 100 là:
(100+4) x 49 : 2=2548
Tổng của dãy trên là:
1+2548=2549
Đáp số: 2549
Trang Nguyễn
· 1 năm trước
Đúng rồi đó
Quảng cáo
Câu hỏi hot cùng chủ đề
-
11 40763
-
Hỏi từ APP VIETJACK3 29272
format('truetype')%3Bfont-weight%3Anormal%3Bfont-style%3Anormal%3B%7D%3C%2Fstyle%3E%3C%2Fdefs%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%222.5%22%20x2%3D%2214.5%22%20y1%3D%2220.5%22%20y2%3D%2220.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%228.5%22%20y%3D%2215%22%3E4%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%228.5%22%20y%3D%2237%22%3E5%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20font-style%3D%22italic%22%20text-anchor%3D%22middle%22%20x%3D%2221.5%22%20y%3D%2226%22%3Ex%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2228.5%22%20x2%3D%2240.5%22%20y1%3D%2220.5%22%20y2%3D%2220.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2234.5%22%20y%3D%2215%22%3E3%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2234.5%22%20y%3D%2237%22%3E7%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1f49eb453fa539158a42c727cab%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2250.5%22%20y%3D%2226%22%3E%2B%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2260.5%22%20x2%3D%2272.5%22%20y1%3D%2220.5%22%20y2%3D%2220.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2266.5%22%20y%3D%2215%22%3E4%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2266.5%22%20y%3D%2237%22%3E5%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20font-style%3D%22italic%22%20text-anchor%3D%22middle%22%20x%3D%2279.5%22%20y%3D%2226%22%3Ex%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2286.5%22%20x2%3D%2298.5%22%20y1%3D%2220.5%22%20y2%3D%2220.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2292.5%22%20y%3D%2215%22%3E6%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2292.5%22%20y%3D%2237%22%3E7%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1f49eb453fa539158a42c727cab%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22108.5%22%20y%3D%2226%22%3E%26%23x2212%3B%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%22118.5%22%20x2%3D%22130.5%22%20y1%3D%2220.5%22%20y2%3D%2220.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22124.5%22%20y%3D%2215%22%3E4%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22124.5%22%20y%3D%2237%22%3E5%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20font-style%3D%22italic%22%20text-anchor%3D%22middle%22%20x%3D%22137.5%22%20y%3D%2226%22%3Ex%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%22144.5%22%20x2%3D%22165.5%22%20y1%3D%2220.5%22%20y2%3D%2220.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22155.5%22%20y%3D%2215%22%3E4%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%22155.5%22%20y%3D%2237%22%3E14%3C%2Ftext%3E%3C%2Fsvg%3E)
format('truetype')%3Bfont-weight%3Anormal%3Bfont-style%3Anormal%3B%7D%40font-face%7Bfont-family%3A'math1073b98fee6c55f4bec30d729fa'%3Bsrc%3Aurl(data%3Afont%2Ftruetype%3Bcharset%3Dutf-8%3Bbase64%2CAAEAAAAMAIAAAwBAT1MvMi7iBBMAAADMAAAATmNtYXDEvmKUAAABHAAAAFRjdnQgDVUNBwAAAXAAAAA6Z2x5ZoPi2VsAAAGsAAACDmhlYWQQC2qxAAADvAAAADZoaGVhCGsXSAAAA%2FQAAAAkaG10eE2rRkcAAAQYAAAAGGxvY2EAHTwYAAAEMAAAABxtYXhwBT0FPgAABEwAAAAgbmFtZaBxlY4AAARsAAABn3Bvc3QB9wD6AAAGDAAAACBwcmVwa1uragAABiwAAAAUAAADSwGQAAUAAAQABAAAAAAABAAEAAAAAAAAAQEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACAgICAAAAAg1UADev96AAAD6ACWAAAAAAACAAEAAQAAABQAAwABAAAAFAAEAEAAAAAMAAgAAgAEACsALAA9ANciEv%2F%2FAAAAKwAsAD0A1yIS%2F%2F%2F%2F1v%2FW%2F8b%2FLd3zAAEAAAAAAAAAAAAAAAAAAAFUAywAgAEAAFYAKgJYAh4BDgEsAiwAWgGAAoAAoADUAIAAAAAAAAAAKwBVAIAAqwDVAQABKwAHAAAAAgBVAAADAAOrAAMABwAAMxEhESUhESFVAqv9qwIA%2FgADq%2FxVVQMAAAEAgABVAtUCqwALAEkBGLIMAQEUExCxAAP2sQEE9bAKPLEDBfWwCDyxBQT1sAY8sQ0D5gCxAAATELEBBuSxAQETELAFPLEDBOWxCwX1sAc8sQkE5TEwEyERMxEhFSERIxEhgAEAVQEA%2FwBV%2FwABqwEA%2FwBW%2FwABAAABAFX%2FZADVAIAACgAAMzUzFRQGByc%2BATdVgC8vGx4eAYB6PVEUKQ40MQACAIAA6wLVAhUAAwAHAGUYAbAIELAG1LAGELAF1LAIELAB1LABELAA1LAGELAHPLAFELAEPLABELACPLAAELADPACwCBCwBtSwBhCwB9SwBxCwAdSwARCwAtSwBhCwBTywBxCwBDywARCwADywAhCwAzwxMBMhNSEdASE1gAJV%2FasCVQHAVdVVVQACAIAAVQLVAoAAAwAHAEYYsAEUALEAABMQsQAJ5LEAARMQsAQ8sQYI9LACPDABsQgBExCxAAP2sAc8sQEF9bAGPLIFBwAQ9LACPLEJA%2BaxBAX1sAM8EzMBIxEzASOAVQIAVVX%2BAFUCgP3VAiv91QABAIABVQLVAasAAwAwGAGwBBCxAAP2sAM8sQIH9bABPLEFA%2BYAsQAAExCxAAblsQABExCwATyxAwX1sAI8EyEVIYACVf2rAatWAAAAAQAAAAEAANV4zkFfDzz1AAMEAP%2F%2F%2F%2F%2FWOhNz%2F%2F%2F%2F%2F9Y6E3MAAP8gBIADqwAAAAoAAgABAAAAAAABAAAD6P9qAAAXcAAA%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%3D%3D)format('truetype')%3Bfont-weight%3Anormal%3Bfont-style%3Anormal%3B%7D%3C%2Fstyle%3E%3C%2Fdefs%3E%3Ctext%20font-family%3D%22ae2ef524fbf3d9fe611d5a8e90fefdc%22%20font-size%3D%2216%22%20font-style%3D%22italic%22%20text-anchor%3D%22middle%22%20x%3D%224.5%22%20y%3D%2226%22%3Ea%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1073b98fee6c55f4bec30d729fa%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2212.5%22%20y%3D%2226%22%3E%2C%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2221.5%22%20x2%3D%2242.5%22%20y1%3D%2220.5%22%20y2%3D%2220.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2232.5%22%20y%3D%2215%22%3E7%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2232.5%22%20y%3D%2237%22%3E15%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1073b98fee6c55f4bec30d729fa%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2252.5%22%20y%3D%2226%22%3E%2B%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2262.5%22%20x2%3D%2274.5%22%20y1%3D%2220.5%22%20y2%3D%2220.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2268.5%22%20y%3D%2215%22%3E4%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2268.5%22%20y%3D%2237%22%3E5%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1073b98fee6c55f4bec30d729fa%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2285.5%22%20y%3D%2226%22%3E%3D%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20font-style%3D%22italic%22%20text-anchor%3D%22middle%22%20x%3D%224.5%22%20y%3D%2271%22%3Eb%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1073b98fee6c55f4bec30d729fa%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2212.5%22%20y%3D%2271%22%3E%2C%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2221.5%22%20x2%3D%2233.5%22%20y1%3D%2265.5%22%20y2%3D%2265.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2227.5%22%20y%3D%2260%22%3E4%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2227.5%22%20y%3D%2282%22%3E5%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1073b98fee6c55f4bec30d729fa%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2243.5%22%20y%3D%2271%22%3E%26%23xD7%3B%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2253.5%22%20x2%3D%2265.5%22%20y1%3D%2265.5%22%20y2%3D%2265.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2259.5%22%20y%3D%2260%22%3E5%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2259.5%22%20y%3D%2282%22%3E8%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1073b98fee6c55f4bec30d729fa%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2276.5%22%20y%3D%2271%22%3E%3D%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20font-style%3D%22italic%22%20text-anchor%3D%22middle%22%20x%3D%224.5%22%20y%3D%22116%22%3Ec%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1073b98fee6c55f4bec30d729fa%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2211.5%22%20y%3D%22116%22%3E%2C%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2220.5%22%20x2%3D%2232.5%22%20y1%3D%22110.5%22%20y2%3D%22110.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2226.5%22%20y%3D%22105%22%3E2%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2226.5%22%20y%3D%22127%22%3E3%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1073b98fee6c55f4bec30d729fa%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2242.5%22%20y%3D%22116%22%3E%26%23x2212%3B%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2252.5%22%20x2%3D%2264.5%22%20y1%3D%22110.5%22%20y2%3D%22110.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2258.5%22%20y%3D%22105%22%3E3%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2258.5%22%20y%3D%22127%22%3E8%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20font-style%3D%22italic%22%20text-anchor%3D%22middle%22%20x%3D%224.5%22%20y%3D%22161%22%3Ed%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1073b98fee6c55f4bec30d729fa%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2212.5%22%20y%3D%22161%22%3E%2C%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2221.5%22%20x2%3D%2233.5%22%20y1%3D%22155.5%22%20y2%3D%22155.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2227.5%22%20y%3D%22150%22%3E1%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2227.5%22%20y%3D%22172%22%3E2%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2238.5%22%20y%3D%22161%22%3E%3A%3C%2Ftext%3E%3Cline%20stroke%3D%22%23000000%22%20stroke-linecap%3D%22square%22%20stroke-width%3D%221%22%20x1%3D%2243.5%22%20x2%3D%2255.5%22%20y1%3D%22155.5%22%20y2%3D%22155.5%22%2F%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2249.5%22%20y%3D%22150%22%3E2%3C%2Ftext%3E%3Ctext%20font-family%3D%22Arial%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2249.5%22%20y%3D%22172%22%3E5%3C%2Ftext%3E%3Ctext%20font-family%3D%22math1073b98fee6c55f4bec30d729fa%22%20font-size%3D%2216%22%20text-anchor%3D%22middle%22%20x%3D%2266.5%22%20y%3D%22161%22%3E%3D%3C%2Ftext%3E%3C%2Fsvg%3E)
Thành viên hăng hái nhất
Xếp hạng tuần này
Xếp hạng tháng này
Bảo Châu4525 điểm
Sang Huỳnh3550 điểm
草原 (Phone 🐼)1625 điểmххəwyв1500 điểm
a890 điểm
Athuw🐼600 điểm
Muzik 🐼(Athuw)565 điểm
Angel Tanysha320 điểmNgocphat Vu200 điểm
Tongtai depzai 🐼190 điểm
Hoai Thuong170 điểm
Lily (타오린)155 điểm
hack dễ vãi145 điểmCông Thắng Bùi135 điểm
Tiến Phát Trần65 điểm
Bài viết mới nhất Lớp 4
-
3 năm trước6224
-
3 năm trước4379
-
3 năm trước3913
-
3 năm trước3794
-
3 năm trước3829
Gửi báo cáo thành công!
