1)42/1000 2)1 8/10 3)5 6/100 4)14 305/1000 5)358 94/10000 6)9 730851/1000000
<span> 3</span>²<span> + 4</span>²<span> =3*3+4*4= 9 + 16 = 25</span>
<span>2) 3</span>³<span> + 2</span>³<span> =3*3*3+2*2*2= 27 + 8 - 35</span>
<span>3) 26</span>²<span> - (12</span>²<span> * 3 + 175) = 676 - (144 * 3 + 175) = 676 - (432 + 175) = 676 - 607 = 69; </span>
<span>4) 6</span>³<span> - 2 • 4</span>³<span> - 1</span>³<span> = 216 - 2* 64 - 1 = 216 - 128 - 1 = 87</span>
<span>5) 15</span>²<span> / (13</span>²<span> - 124) = 225 / (169 - 124) = 225 / 45 = 5</span>
<span>6) 8</span>³<span> / (4</span>²<span> - 2</span>³<span>) = 512 /(16 - 8) = 512 / 8 = 64</span>
Хх*х=255
1х1х*х=255
11х=255
х=255:11
х=25
Ответ:25
1) 16:2=8(пирожков)-на каждом блюде
2) 8:4=2 (пирожка) на тарелке
Ответ:2 пирожка