For what value of \( k \) is the function \( f(x)=\left\{\begin{array}{ll}\frac{\sin 2 x}{x}, & ... VIDEO
For what value of \( k \) is the function \( f(x)=\left\{\begin{array}{ll}\frac{\sin 2 x}{x}, & x \neq 0 \\ k & , x=0\end{array}\right. \) continuous at \( x=0 \) ?https://bit.ly/YTAI_PWAP https://www.pw.live
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