Solve ln(2x+1)>3cosx how do i proceed?
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Originally Posted by kandyfloss Solve ln(2x+1)>3cosx how do i proceed? Graph $\displaystyle \ln(2x+1)-3\cos(x)$. That will be a start.
Originally Posted by kandyfloss Solve ln(2x+1)>3cosx how do i proceed? Plot of: $\displaystyle \ln(2x+1)-3\cos x$
thanks princeps, okay so from the graph above. i can say ln(2x+1)-3cosx is >0 for 1.2<x<5.8 and 6.7<x<10 right?
Originally Posted by kandyfloss thanks princeps, okay so from the graph above. i can say ln(2x+1)-3cosx is >0 for 1.2<x<5.8 and 6.7<x<10 right? you may conclude that 1.2 < x < 5.8 and x > 6.7 approximately
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