Monday, 17 April 2017

algebra precalculus - How to I simplify this to a single fraction?


I don't know how to fully simplify this and get rid of the seven at the end. If anyone could help I would greatly appreciate it.

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real analysis - How to find limhrightarrow0fracsin(ha)h

How to find limh0sin(ha)h without lhopital rule? I know when I use lhopital I easy get $$ \lim_{h\rightarrow 0}...