d) \\( lim _ { x \rightarrow 0 } left( \frac { cos ( a x ) - 1 } { x } \right) \\)
d) \\( lim _ { x \rightarrow 0 } left( \frac { cos ( a x ) - 1 } { x } \right) \\)
Answer
Ex[SSE Completed, Client Connection Error][SSE onError error]
