3. Let f(x)be the function x-7 f(x)= x2 - C, (4x + 3c, x-7 Find the value of c that makes the function f(x) continuous for all real numbers. 2 0 49 ○ 21 ㅇ끗 4. Which statement below best describes how you can fix the discontinuity in the function? O The discontinuity is not removable. O Change the parameters of the function so that f(1) = 7, instead of the current state of f(1) = 5. Change the parameters of the function so that f(1) = 5, instead of the current state of f(1) = 7. Change the parameters of the function so that f(5) = 5, instead of the current state of f(7) = 7. 5. Which phrase best describes a function has the following table when it's graphed. -2 -1 -1 -1 ERROR 2 The function has an infinite discontinuity The function is continuous The function has a removable discontinuity The function has a jump discontinuity O