Otaku_Kidlek-Basic

สูตรคูณพื้นฐาน

แม่ 2

$2 \times 1 = 2$ $2 \times 2 = 4$ $2 \times 3 = 6$ $2 \times 4 = 8$ $2 \times 5 = 10$ $2 \times 6 = 12$ $2 \times 7 = 14$ $2 \times 8 = 16$ $2 \times 9 = 18$ $2 \times 10 = 20$ $2 \times 11 = 22$ $2 \times 12 = 24$

แม่ 3

$3 \times 1 = 3$ $3 \times 2 = 6$ $3 \times 3 = 9$ $3 \times 4 = 12$ $3 \times 5 = 15$ $3 \times 6 = 18$ $3 \times 7 = 21$ $3 \times 8 = 24$ $3 \times 9 = 27$ $3 \times 10 = 30$ $3 \times 11 = 33$ $3 \times 12 = 36$

แม่ 4

$4 \times 1 = 4$ $4 \times 2 = 8$ $4 \times 3 = 12$ $4 \times 4 = 16$ $4 \times 5 = 20$ $4 \times 6 = 24$ $4 \times 7 = 28$ $4 \times 8 = 32$ $4 \times 9 = 36$ $4 \times 10 = 40$ $4 \times 11 = 44$ $4 \times 12 = 48$

แม่ 5

$5 \times 1 = 5$ $5 \times 2 = 10$ $5 \times 3 = 15$ $5 \times 4 = 20$ $5 \times 5 = 25$ $5 \times 6 = 30$ $5 \times 7 = 35$ $5 \times 8 = 40$ $5 \times 9 = 45$ $5 \times 10 = 50$ $5 \times 11 = 55$ $5 \times 12 = 60$

แม่ 6

$6 \times 1 = 6$ $6 \times 2 = 12$ $6 \times 3 = 18$ $6 \times 4 = 24$ $6 \times 5 = 30$ $6 \times 6 = 36$ $6 \times 7 = 42$ $6 \times 8 = 48$ $6 \times 9 = 54$ $6 \times 10 = 60$ $6 \times 11 = 66$ $6 \times 12 = 72$

แม่ 7

$7 \times 1 = 7$ $7 \times 2 = 14$ $7 \times 3 = 21$ $7 \times 4 = 28$ $7 \times 5 = 35$ $7 \times 6 = 42$ $7 \times 7 = 49$ $7 \times 8 = 56$ $7 \times 9 = 63$ $7 \times 10 = 70$ $7 \times 11 = 77$ $7 \times 12 = 84$

แม่ 8

$8 \times 1 = 8$ $8 \times 2 = 16$ $8 \times 3 = 24$ $8 \times 4 = 32$ $8 \times 5 = 40$ $8 \times 6 = 48$ $8 \times 7 = 56$ $8 \times 8 = 64$ $8 \times 9 = 72$ $8 \times 10 = 80$ $8 \times 11 = 88$ $8 \times 12 = 96$

แม่ 9

$9 \times 1 = 9$ $9 \times 2 = 18$ $9 \times 3 = 27$ $9 \times 4 = 36$ $9 \times 5 = 45$ $9 \times 6 = 54$ $9 \times 7 = 63$ $9 \times 8 = 72$ $9 \times 9 = 81$ $9 \times 10 = 90$ $9 \times 11 = 99$ $9 \times 12 = 108$

แม่ 10

$10 \times 1 = 10$ $10 \times 2 = 20$ $10 \times 3 = 30$ $10 \times 4 = 40$ $10 \times 5 = 50$ $10 \times 6 = 60$ $10 \times 7 = 70$ $10 \times 8 = 80$ $10 \times 9 = 90$ $10 \times 10 = 100$ $10 \times 11 = 110$ $10 \times 12 = 120$

แม่ 11

$11 \times 1 = 11$ $11 \times 2 = 22$ $11 \times 3 = 33$ $11 \times 4 = 44$ $11 \times 5 = 55$ $11 \times 6 = 66$ $11 \times 7 = 77$ $11 \times 8 = 88$ $11 \times 9 = 99$ $11 \times 10 = 110$ $11 \times 11 = 121$ $11 \times 12 = 132$

แม่ 12

$12 \times 1 = 12$ $12 \times 2 = 24$ $12 \times 3 = 36$ $12 \times 4 = 48$ $12 \times 5 = 60$ $12 \times 6 = 72$ $12 \times 7 = 84$ $12 \times 8 = 96$ $12 \times 9 = 108$ $12 \times 10 = 120$ $12 \times 11 = 132$ $12 \times 12 = 144$

แม่ 13

$13 \times 1 = 13$ $13 \times 2 = 26$ $13 \times 3 = 39$ $13 \times 4 = 52$ $13 \times 5 = 65$ $13 \times 6 = 78$ $13 \times 7 = 91$ $13 \times 8 = 104$ $13 \times 9 = 117$ $13 \times 10 = 130$ $13 \times 11 = 143$ $13 \times 12 = 156$

แม่ 14

$14 \times 1 = 14$ $14 \times 2 = 28$ $14 \times 3 = 42$ $14 \times 4 = 56$ $14 \times 5 = 70$ $14 \times 6 = 84$ $14 \times 7 = 98$ $14 \times 8 = 112$ $14 \times 9 = 126$ $14 \times 10 = 140$ $14 \times 11 = 154$ $14 \times 12 = 168$

แม่ 15

$15 \times 1 = 15$ $15 \times 2 = 30$ $15 \times 3 = 45$ $15 \times 4 = 60$ $15 \times 5 = 75$ $15 \times 6 = 90$ $15 \times 7 = 105$ $15 \times 8 = 120$ $15 \times 9 = 135$ $15 \times 10 = 150$ $15 \times 11 = 165$ $15 \times 12 = 180$

แม่ 16

$16 \times 1 = 16$ $16 \times 2 = 32$ $16 \times 3 = 48$ $16 \times 4 = 64$ $16 \times 5 = 80$ $16 \times 6 = 96$ $16 \times 7 = 112$ $16 \times 8 = 128$ $16 \times 9 = 144$ $16 \times 10 = 160$ $16 \times 11 = 176$ $16 \times 12 = 192$

แม่ 17

$17 \times 1 = 17$ $17 \times 2 = 34$ $17 \times 3 = 51$ $17 \times 4 = 68$ $17 \times 5 = 85$ $17 \times 6 = 102$ $17 \times 7 = 119$ $17 \times 8 = 136$ $17 \times 9 = 153$ $17 \times 10 = 170$ $17 \times 11 = 187$ $17 \times 12 = 204$

แม่ 18

$18 \times 1 = 18$ $18 \times 2 = 36$ $18 \times 3 = 54$ $18 \times 4 = 72$ $18 \times 5 = 90$ $18 \times 6 = 108$ $18 \times 7 = 126$ $18 \times 8 = 144$ $18 \times 9 = 162$ $18 \times 10 = 180$ $18 \times 11 = 198$ $18 \times 12 = 216$

แม่ 19

$19 \times 1 = 19$ $19 \times 2 = 38$ $19 \times 3 = 57$ $19 \times 4 = 76$ $19 \times 5 = 95$ $19 \times 6 = 114$ $19 \times 7 = 133$ $19 \times 8 = 162$ $19 \times 9 = 171$ $19 \times 10 = 190$ $19 \times 11 = 209$ $19 \times 12 = 228$

แม่ 20

$20 \times 1 = 20$ $20 \times 2 = 40$ $20 \times 3 = 60$ $20 \times 4 = 80$ $20 \times 5 = 100$ $20 \times 6 = 120$ $20 \times 7 = 140$ $20 \times 8 = 160$ $20 \times 9 = 180$ $20 \times 10 = 200$ $20 \times 11 = 220$ $20 \times 12 = 240$

แม่ 21

$21 \times 1 = 21$ $21 \times 2 = 42$ $21 \times 3 = 63$ $21 \times 4 = 84$ $21 \times 5 = 105$ $21 \times 6 = 126$ $21 \times 7 = 147$ $21 \times 8 = 168$ $21 \times 9 = 189$ $21 \times 10 = 210$ $21 \times 11 = 231$ $21 \times 12 = 252$

แม่ 22

$22 \times 1 = 22$ $22 \times 2 = 44$ $22 \times 3 = 66$ $22 \times 4 = 88$ $22 \times 5 = 110$ $22 \times 6 = 132$ $22 \times 7 = 154$ $22 \times 8 = 176$ $22 \times 9 = 198$ $22 \times 10 = 220$ $22 \times 11 = 242$ $22 \times 12 = 264$

แม่ 23

$23 \times 1 = 23$ $23 \times 2 = 46$ $23 \times 3 = 69$ $23 \times 4 = 92$ $23 \times 5 = 115$ $23 \times 6 = 138$ $23 \times 7 = 161$ $23 \times 8 = 184$ $23 \times 9 = 207$ $23 \times 10 = 230$ $23 \times 11 = 253$ $23 \times 12 = 276$

แม่ 24

$24 \times 1 = 24$ $24 \times 2 = 48$ $24 \times 3 = 72$ $24 \times 4 = 96$ $24 \times 5 = 120$ $24 \times 6 = 144$ $24 \times 7 = 168$ $24 \times 8 = 192$ $24 \times 9 = 216$ $24 \times 10 = 240$ $24 \times 11 = 264$ $24 \times 12 = 288$

แม่ 25

$25 \times 1 = 25$ $25 \times 2 = 50$ $25 \times 3 = 75$ $25 \times 4 = 100$ $25 \times 5 = 125$ $25 \times 6 = 150$ $25 \times 7 = 175$ $25 \times 8 = 200$ $25 \times 9 = 225$ $25 \times 10 = 250$ $25 \times 11 = 275$ $25 \times 12 = 300$

เลขยกกำลังพื้นฐาน

เลขยกกำลัง 2

$n^{2}$	$n^{2}$
$2^{2} = 4$	$18^{2} = 324$
$3^{2} = 9$	$19^{2} = 361$
$4^{2} = 16$	$20^{2} = 400$
$5^{2} = 25$	$21^{2} = 441$
$6^{2} = 36$	$22^{2} = 484$
$7^{2} = 49$	$23^{2} = 529$
$8^{2} = 64$	$24^{2} = 576$
$9^{2} = 81$	$25^{2} = 625$
$10^{2} = 100$	$26^{2} = 676$
$11^{2} = 121$	$27^{2} = 729$
$12^{2} = 144$	$28^{2} = 784$
$13^{2} = 169$	$29^{2} = 841$
$14^{2} = 196$	$30^{2} = 900$
$15^{2} = 225$	$31^{2} = 961$
$16^{2} = 256$	$32^{2} = 1024$
$17^{2} = 289$

เลขยกกำลัง 3,4&5

$n^{3}$	$n^{4}$
$2^{3} = 8$	$2^{4} = 16$
$3^{3} = 27$	$3^{4} = 81$
$4^{3} = 64$	$4^{4} = 256$
$5^{3} = 125$	$5^{4} = 625$
$6^{3} = 216$	$6^{4} = 1296$
$7^{3} = 343$	$n^{5}$
$8^{3} = 512$	$2^{5} = 32$
$9^{3} = 729$	$3^{5} = 243$
$10^{3} = 1000$	$4^{5} = 1024$

เลขยกกำลังที่เหลือ

$n^{6}$	$n^{8}$
$2^{6} = 64$	$2^{8} = 256$
$3^{6} = 729$	$n^{9}$
$n^{7}$	$2^{9} = 512$
$2^{7} = 128$	$n^{(10)}$
-	$2^{(10)} = 1024$

แฟกทอเรียล

แฟกทอเรียลพื้นฐานที่ควรรู้

$0! = 1$

$3! = 6$

$4! = 24$

$5! = 120$

$6! = 720$

$7! = 5040$

$8! = 40320$

สูตรคูณแฟกทอเรียลพื้นฐาน

$4! \times 1 = 24$

$4! \times 2 = 48$

$4! \times 3 = 72$

$4! \times 4 = 96$

$4! \times 5 = 120$

$4! \times 6 = 144$

$4! \times 7 = 168$

$4! \times 8 = 192$

$4! \times 9 = 216$

$4! \times 10 = 240$

$4! \times 11 = 264$

$4! \times 12 = 288$

$4! \times 13 = 312$

$4! \times 14 = 336$

$4! \times 15 = 360$

$4! \times 16 = 384$

$4! \times 17 = 408$

$4! \times 18 = 432$

$4! \times 19 = 456$

$4! \times 20 = 480$

$4! \times 21 = 504$

$4! \times 22 = 528$

$4! \times 23 = 552$

$4! \times 24 = 576$

$4! \times 25 = 600$

$4! \times 26 = 624$

$4! \times 27 = 648$

$4! \times 28 = 672$

$4! \times 29 = 696$

$4! \times 30 = 720$

$4! \times 31 = 744$

$4! \times 32 = 768$

$4! \times 33 = 792$

$4! \times 34 = 816$

$4! \times 35 = 840$

$4! \times 36 = 864$

$4! \times 37 = 888$

$4! \times 38 = 912$

$4! \times 39 = 936$

$4! \times 40 = 960$

$4! \times 41 = 984$

$4! \times 42 = 1008$

$4! \times 43 = 1032$

$4! \times 44 = 1056$

$4! \times 45 = 1080$

$5! \times 1 = 120$

$5! \times 2 = 240$

$5! \times 3 = 360$

$5! \times 4 = 480$

$5! \times 5 = 600$

$5! \times 6 = 720$

$5! \times 7 = 840$

$5! \times 8 = 960$

$5! \times 9 = 1080$

สูตรหารแฟกทอเรียลพื้นฐาน

$\frac{5!}{2} = 60$

$\frac{5!}{3} = 40$

$\frac{5!}{4} = 30$

$\frac{5!}{5} = 24$

$\frac{5!}{6} = 20$

$\frac{5!}{8} = 15$

$\frac{6!}{2} = 360$

$\frac{6!}{3} = 240$

$\frac{6!}{4} = 180$

$\frac{6!}{5} = 144$

$\frac{6!}{6} = 120$

$\frac{6!}{8} = 90$

$\frac{6!}{9} = 80$

$\frac{6!}{15} = 48$

$\frac{6!}{16} = 45$

$\frac{6!}{18} = 40$

$\frac{7!}{5} = 1008$

$\frac{7!}{6} = 840$

$\frac{7!}{7} = 720$

$\frac{7!}{8} = 630$

$\frac{7!}{9} = 560$

$\frac{7!}{10} = 504$

$\frac{7!}{12} = 420$

$\frac{7!}{15} = 336$

$\frac{7!}{16} = 315$

$\frac{7!}{24} = 210$

$\frac{7!}{28} = 180$

$\frac{7!}{56} = 90$

$\frac{7!}{140} = 36$

$\frac{8!}{40} = 1008$

$\frac{8!}{42} = 960$

$\frac{8!}{45} = 896$

$\frac{8!}{56} = 840$

$\frac{8!}{60} = 672$

$\frac{8!}{63} = 640$

$\frac{8!}{64} = 630$

$\frac{8!}{70} = 576$

$\frac{8!}{126} = 320$

$\frac{8!}{128} = 315$

$\frac{8!}{140} = 280$

ซิกม่า(ไอ)พื้นฐาน

$n$	$\sum_{i = 1}^{n} (i)$
$2$	$3$
$3$	$6$
$4$	$10$
$5$	$15$
$6$	$21$
$7$	$28$
$8$	$36$
$9$	$45$
$10$	$55$
$11$	$66$
$12$	$78$
$13$	$91$
$14$	$105$
$15$	$120$
$16$	$136$
$17$	$153$
$18$	$171$
$19$	$190$
$20$	$210$
$21$	$231$
$22$	$253$
$23$	$276$
$24$	$300$
$25$	$325$
$26$	$351$
$27$	$378$
$28$	$406$
$29$	$435$
$30$	$465$
$31$	$496$
$32$	$528$
$33$	$561$
$34$	$595$
$35$	$630$
$36$	$666$
$37$	$703$
$38$	$741$
$39$	$780$
$40$	$820$
$41$	$861$
$42$	$903$
$43$	$946$
$44$	$990$
$45$	$1035$

ซิกม่า(ไอ บวก ไอ)พื้นฐาน

$n$	$\sum_{i = 1}^{n} (i + i)$
$2$	$6$
$3$	$12$
$4$	$20$
$5$	$30$
$6$	$42$
$7$	$56$
$8$	$72$
$9$	$90$
$10$	$110$
$11$	$132$
$12$	$156$
$13$	$182$
$14$	$210$
$15$	$240$
$16$	$272$
$17$	$306$
$18$	$342$
$19$	$380$
$20$	$420$
$21$	$462$
$22$	$506$
$23$	$552$
$24$	$600$
$25$	$650$
$26$	$702$
$27$	$756$
$28$	$812$
$29$	$870$
$30$	$930$
$31$	$992$

ซิกม่า(ไอ คูณ ไอ)พื้นฐาน

$n$	$\sum_{i = 1}^{n} (i \times i)$
$2$	$5$
$3$	$14$
$4$	$30$
$5$	$55$
$6$	$91$
$7$	$140$
$8$	$204$
$9$	$285$
$10$	$385$
$11$	$506$
$12$	$650$
$13$	$819$
$14$	$1015$

ซิกม่า(ไอ แฟก)พื้นฐาน

$n$	$\sum_{i = 1}^{n} (i!)$
$2$	$3$
$3$	$9$
$4$	$33$
$5$	$153$
$6$	$873$
$7$	$5913$

Basic Formula