I assume .Originally Posted by action259
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Now there is no rule for that. But you need to change it.
You can write.
because the product of these is adding exponents.
Remember that,
And,
Since, is a KoNsTaNt.
We have,
The problem is that you have a square. However, you can eliminate it.Originally Posted by action259
Use the following identity,
This will eliminate the square and turn it into one of the forms on the table.
(If you want I can prove that identity. The reason why I am saying this is because my Calculus book does not contain this identity on its treatise on hyperbolic functions. Thus, I assumed might be unfamiliar).