Question

scrieți toți multipli de 3 cifre ai nr 7,15,24,89

Answer 1

Răspuns:

Multipli nr 7 de trei cifre: 105, 112, 119, 126, 133, 140, 147, 154, 161, 168, 175, 182, 189, 196

Multipli nr 15 de trei cifre: 105, 120, 135, 150, 165, 180, 195

Multipli nr 24 de trei cifre: 120, 144, 168, 192

Multipli nr 89 de trei cifre: 178

Sper ca te-am ajutat! Coroana?

Answer 2

[-] Multiplii lui 7 :

$A=\{x|x\in M_7, 100\leq x\leq 1000\}$

A= {105, 112, 119, 126, 133, 140, 147, 154, 161, 168, 175, 182, 189, 196, 203, 210, 217, 224, 231, 238, 245, 252, 259, 266, 273, 280, 287, 294, 301, 308, 315, 322, 329, 336, 343, 350, 357, 364, 371, 378, 385, 392, 399, 406, 413, 420, 427, 434, 441, 448, 455, 462, 469, 476, 483, 490, 497, 504, 511, 518, 525, 532, 539, 546, 553, 560, 567, 574, 581, 588, 595, 602, 609, 616, 623, 630, 637, 644, 651, 658, 665, 672, 679, 686, 693, 700, 707, 714, 721, 728, 735, 742, 749, 756, 763, 770, 777, 784, 791, 798, 805, 812, 819, 826, 833, 840, 847, 854, 861, 868, 875, 882, 889, 896, 903, 910, 917, 924, 931, 938, 945, 952, 959, 966, 973, 980, 987, 994}

[-] Multiplii lui 15 :

$B=\{x|x\in M_7, 100\leq x\leq 1000\}$

B={105, 120, 135, 150, 165, 180, 195, 210, 225, 240, 255, 270, 285, 300, 315, 330, 345, 360, 375, 390, 405, 420, 435, 450, 465, 480, 495, 510, 525, 540, 555, 570, 585, 600, 615, 630, 645, 660, 675, 690, 705, 720, 735, 750, 765, 780, 795, 810, 825, 840, 855, 870, 885, 900, 915, 930, 945, 960, 975, 990}

[-] Multiplii lui 24 :

$C=\{x|x\in M_{24}, 100\leq x\leq 1000\}$

C={120, 144, 168, 192, 216, 240, 264, 288, 312, 336, 360, 384, 408, 432, 456, 480, 504, 528, 552, 576, 600, 624, 648, 672, 696, 720, 744, 768, 792, 816, 840, 864, 888, 912, 936, 960, 984}

[-] Multiplii lui 89 :

$D=\{x|x\in M_{89}, 100\leq x\leq 1000\}$

D={178, 267, 356, 445, 534, 623, 712, 801, 890, 979}