Question

СРОЧНО!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answer 1

1) ОДЗ: 1-3x>0;  x<1/3
log5(1-3x)≤log5(25)
1-3x≤25
-3x≤24
x≥ -8
x∈[-8;1/3)
2) ОДЗ: 3x-5>0;     x>5/3
log0,25(3x-5)>log0,25(64)
3x-5>64
3x>69
x>23
x∈(23;+∞)
3) ОДЗ: 2x+1>0;    x>-1/2
log0,5(2x+1)>log0,5(4)
2x+1>4
2x>3
x>3/2
x∈(1,5; +∞)

Answer 2

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