CALCULUS....

B. Derivative of a Function: For each of the following functions, find the derivatives using the definition of derivative discussed in this module. 3. f(x) = x2 - 4x +1 4. f (x) = x' +2 Rubric A & B : 10 pts in total, 5 pts correct & complete solution, 3 pts correct but incomplete solution C. ESSAY: Bonus (5 points) For a limit to exist at a particular value, it must exist from both sides with the same value. Relate this concept in real life. Explain briefly