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SOLVE FOR X:

log(base x)(2x - 1) > 1

Pooja singh , 15 Years ago
Grade 11
anser 2 Answers
AKASH GOYAL AskiitiansExpert-IITD

Dear Pooja

for log to be defined base=x>0, 2x-1>0 -> x>1/2

if 1/2 < x <1

logx(2x-1)>1

2x-1<x1

x<1

if x>1

2x-1>x1

x>1

hence x is (1/2 , 1) U (1, ∞) answer

All the best.

AKASH GOYAL

AskiitiansExpert-IITD

 

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Last Activity: 15 Years ago
manni stubtza

it means xto the power should be less than 2x-1

hence

x < 2x-1

-x<-1

or x>1

Last Activity: 15 Years ago
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