Justify your answer whether the following functions are continuous or not at a certain point or interval. Write your answers on a separate sheet of paper. 11. ???? ? ?????? ??? at ? ? ?2 12. ???? ? ? ??1 at ? ? 1 13. ???? ? ?? ? 7? ? 6 on ??2, 3? 14. ???? ? ??????? ??? on ?0, 5? 15. ???? ? ?1 ? ?? on ??1, 1?

Justify your answer whether the following functions are continuous or not at a certain point or interval. Write your answers on a separate sheet of paper. 11. f(x) =#x-2 at x=-2 x+2 12. f(x) = -1 at x = 1 13. f(x) = x2 + 7x +6 [-2, 3] 14. f(x) = 2-2x-9 X-4 on [0, 5] 15. f(x) = v1-x2 on [-1, 1]