Задание 4.12

4.12. Решите уравнение: 1) 3x = 2; 2) 10x = 1 6 3) 7x+5 = 9; 4) 0,65x2 = 20.

Answers

1) 3x = 2
x = log 32
2)10x = 1 6
x = log 101 6
3) 7x+5 = 9
x + 5 = log 79
x = log 79 5
4) 0,65x2 = 20
5x 2 = log 0,620
5x = log 0,620 + 2
x = 1 5 log 0,620 + 0,4

User profile picture
2022-01-02 17:24
Comments