log₇(2x-1)<2
log₇(2x-1)<2, x>1/2
2x-1<7²
2x-1<49+1
2x<50
x<25, x>1/2
Ответ: x∈(1/2, 25)
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log₇(2x-1)<2
log₇(2x-1)<2, x>1/2
2x-1<7²
2x-1<49+1
2x<50
x<25, x>1/2
Ответ: x∈(1/2, 25)