PART A: KNOWLEDGE AND UNDERSTANDING 1. Given the graph of f(x) at the left, determine the following: [4} 3- f(2) b. \".1?- f(x) E c. new) i d. li] f (x) 1 2x7' 2. Use the first principles of derivatives to find the derivative of f (x) = [5] 3. Evaluate the following limits: 3) lim3x2-x+7 1-93 [1]