<span>999.896, 999.905, 999.915, 999.925, 999.935, 999.945, 999.955, 999.965, 999,975, 999.985, 999.995</span>
5^√x=a
5a+125/a-626=0
5a²-626a+125=0
D=391876-2500=389376
√D=624
a1=(626-624)/10=1/5⇒5^√x=1/5⇒√x=-1 нет решения
a2=(626+624)/10=125⇒5^√x=125⇒√x=3⇒x=9
1) 35•а,если а=10,12,15,20; 2)840-х,если =360,780,840; 3)т+91,если т =9,49,91; 4)256:у если у=2,4,64,128. Вычисли значение выр
Фатима Витт
1) 35 * a
a = 10 35 * 10 = 350
a = 12 35 * 12 = 420
a = 15 35 * 15 = 525
a = 20 35 * 20 = 700
..........................................................
2) 840 - x
x = 360 840 - 360 = 480
x = 780 840 - 780 = 60
x = 840 840 - 840 = 0
........................................................
3) т + 91
т = 9 9 + 91 = 100
т = 49 49 + 91 = 140
т = 91 91 + 91 = 182
..........................................................
4) 256 : у
у = 2 256 : 2 = 128
у = 4 256 : 4 = 64
у = 64 256 : 64 = 4
у = 128 256 : 128 = 2
НОД(1240,2140)=
1240=2*2*2*5*31
2140=2*2*5*107
Д(1240,2140)=2*2*5=20
НОД(1240,2140)=20
12
648 I____
60 54
48
48
0