Find the value kk that makes the function continuous.
We just need to solve this....let x = 2 and we have that
k (2)^2 = k(2) -20
4k = 2k -20
20 = 2k-4k
20 = -2k
k = -10
See the graph here : https://www.desmos.com/calculator/xfwuevr719
