Would anyone help with the following, please:
I don't understand why, in a book, they continue thus:
limc_pi/2[sec2C/(-Xsec2C] = -1/X
Thank you in advance
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Your book is using L'H˘pital's rule, which essentially states that if given:
Do you see that if you write the limit you are given as:
you have the second indeterminate form above ?
Thank you, Mark.
The indetermination was readily obvious to me.
My confusion relates to the transition into the sec^2 expressions.
Would you please comment on that?
They are a result of: .
Thank you very much, Mark!
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