Posted by **olivia** on Friday, March 23, 2012 at 8:08pm.

cosx/sinxcotx=1

- precal -
**Reiny**, Saturday, March 24, 2012 at 12:45am
LS = cotx cotx

= cot^2 x

≠ RS

This is not an identity the way you typed it

if you meant

cosx/(sinxcotx) = 1

LS = cosx/(sinxcosx/sinx)

= cosx/cosx

= 1

= RS

See how important it is to use brackets when typing in this way ?

- precal -
**Olivia**, Saturday, March 24, 2012 at 1:14pm
I apologize 4 the typo, that's how the work was given to me.

- precal -
**Olivia**, Saturday, March 24, 2012 at 1:19pm
But thanks alot!

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