Предмет: Алгебра, автор: xkotopess25

Срочно, решить задания на фото, очень срочно, тут алгебра и геометрия, до 9 задания и то и то

Приложения:

Ответы

Автор ответа: solomiyatim

0.3¹²:0.3⁹=0.3³=0.027

Відповідь: В

(2х+3)/((2х+3)(2х-3))=1/(2х-3)

Відповідь: Г

х≠±5

х=3

х=5 – не задовольняє

Відповідь: В

Відповідь: А

3х<9

х<3

2х≥4

х≥2

х є [2;3)

Відповідь: Б

d=-7

a45=а1+44d=-208

a1=-208+44×7=100

7. 1-В

2-Д

3-А

4-Б

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