Question

Помогите решить любые 10вопросов

Answer 1

1) 5^100 ÷ 5^98 = 5^2 =25
3)log 5 5 = 1
4) -x +2 =4
x = -2
5) -3 x -3 = 27
-3x = 30
x = -10
6) y' = - 2/8 = -1/4 = - 0,25
7) 3/6 = 1/2 = 0,5
9) 50 ÷ 6,7 =7
11) 2×9 =18