73 66/192 - 71 136/192 = 72 258/192 - 71 136/192 = 1 122/192 = 1 61/96
Ответ:
2,15625
Объяснение:
(73*192+66)-(71*192+36) 14082-13668 414 15 ___________________= _____________= _______= 2 ____= 2,15625
192 192 192 96
a)x≠0
x+1=0
<span>x=-1</span>
b)
x-2≠0
x≠2
x(x-2)²=0
<span>x=0</span>
- 1 ≤ Cosx ≤ 1
- 1 + 5 ≤ Cosx + 5 ≤ 1 + 5
4 ≤ Cosx + 5 ≤ 6
Множество значений : [ 4 ; 6]