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Inverse function help URGENT!!!!

Can someone please help me with this:

ImageUploadedByStudent Room1413504933.199016.jpg

The answer is there.

I've tried as much as I can. I thought maybe completing the square might do the trick but I didn't :frown:

Thank you. Much appreciated:smile:


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Reply 1
Original post by puddinboy
Can someone please help me with this:

ImageUploadedByStudent Room1413504933.199016.jpg

The answer is there.

I've tried as much as I can. I thought maybe completing the square might do the trick but I didn't :frown:

Thank you. Much appreciated:smile:


Posted from TSR Mobile


write as 2cosh2x+1 first

inverse is then 1/2arcosh[(x-1)/2]
Reply 2
Original post by TeeEm
write as 2cosh2x+1 first

inverse is then 1/2arcosh[(x-1)/2]


Thank you!!!! :smile:)))


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Reply 3
Original post by puddinboy
Thank you!!!! :smile:)))


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it was a pleasure

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