log0,4x +log0,4(x-1)>log0,4(x+3). Created by tolya1511. algebra-ru

log0,4x +log0,4(x-1)>log0,4(x+3)...

July 2022 1 3 Report

log0,4x +log0,4(x-1)>log0,4(x+3)

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nKrynka Log(0,4) [x*(x - 1)] > log(0,4) (x + 3)
0 < 0,4 < 1
x^2 - x < x + 3
x^2 - 2x - 3 < 0
x1 = - 1
x2 = 3

+ - +
-------------------------------------------------------------->
-1 3 x

x∈(-1; 3)

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tolya1511 спасибо большое

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najti ploshu figury ogranichennoj liniyami y x2 6x 2 yx2 2x4

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