1.f(x)={1−cosxx2,x≠0k,x=0f(x)=\begin{cases}\frac{1-\cos x}{x^2},&x\ne0\\k,&x=0\end{cases}f(x)={x21−cosx,k,x=0x=0 continuous at 000, find kkka.0b.1c.-1d.12\frac1221Login to continueOnly logged in users canattempt or see the solution.
