Level 1: Basic Core Content The questions in Level 1 are introductory problems. The hints contain links to videos covering this content. Question 1 (1 point) Suppose f'(.:r:) : 8.933 l 1233 l 2 and f(1) : 4. Then f(1) equals l:l - (Enter a number for your answer.) Question 2 (1 point) The substitution u = 3x transforms the integral / edx into O H e 3u du Co O CO | H e" du O ( e" du O 1 H e"duQuestion 3 (1 point) Consider the indefinite integral [at]; The substitution 3;. _ u : 3:13 2 transforms the integral into: 0 None of these options are correct. O/ugdu U2 O/du Question 4 (1 point) Let f(a:) be a function with the following table of values: 3:: 12 3 456 7 f(zz:):38 5 562 7 Evaluate the Riemann sum of f(33) on the interval [1, 7] using three equal sub- intervals and left endpoints: [: - (Your answer should be a number.)