| Webr X Shop X Hom X Cour: X U Unive X M My A X 90 Orde X 90 Profil X us EduB X Profil X 9 New X ECON X X C eclass.yorku.ca/eclass/mod/quiz/attempt.php?attempt=2115739&cmid=1002898 E eClass 2 ( Ask SAVY (BETA) Emmanuel Quagraine 2 Question 1 What is the derivative of Not yet 6 9 answered f(x) = log (12 + x + 1) Marked out of 10 1- 17 18 1.00 with respect to x, evaluated at 8. That is to say, evaluate f'(8). Flag question Round your answer to two decimal places, if your answer is an integer enter it without decimals. 19 20 E.g. if your answer is 0.7723, enter 0.77, if your answer is 3.0, enter 3. Finish attempt ... Answer: Question 2 What is the derivative of Not yet answered -3x3 - 812 - 8x - 9 Marked out of 1.00 with respect to x? Flag question Your answer will be of the form ax + ba + c. Enter the values of the coefficients "abc" back to back. EG if the answer is -27x2 + 14x + 4, then enter "-27144" If your answer is -24x2 + -5x - 4, then enter "-25-5-4" PDF econ_1540_midter...pdf Show all X Type here to search O E 14 C ~ ()) ENG 3:17 PM 2021-09-30eClass Hu::|lull .u Not yet answered Marked out of 1.00 i' Flag question Question 4 Not yet answered Marked out of 1.00 \"5 Flag question She - i-c-n eclass.)rc>rku.ca What is the derivative of 76:3 3;? 9:: 1|] with respect to x? Your answer will be of the form 42:2 + b: + 6. Enter the values of the coefficients "abc" back to back. EG if the answer is 727:2 + 14: + 4, then enter "3144" If your answer is 724.22 + 75.1: 4, then enter "2554" Answer: What is he derivative of 76:3 7 69:2 7 103 7 4 with respect to x? Your answer will be of the form 42:2 + b: + 6. Enter the values of the coefficients "abc" back to back. EG if the answer is 727:2 + 14: + 4, then enter "2T144" If your answer is 72422 + 752: 4, then enter \"2554\" econ_t5'l_n1idter..pdf ,0 Type here to search | Webr X Shop X Hom X Cour: X U Unive X M My A X 90 Orde X 90 Profil X us EduB X Profil X 9 New X ECON X + X C eclass.yorku.ca/eclass/mod/quiz/attempt.php?attempt=2115739&cmid=1002898 E eClass 2( Ask SAVY (BETA) Emmanuel Quagraine What is the derivative of Not yet answered 9x3 - 8x2 - 4x - 7 Marked out of 1.00 with respect to x? Flag question Your answer will be of the form ax? + bx + c. Enter the values of the coefficients "abc" back to back. EG if the answer is -27x2 + 14x + 4, then enter "-27144" If your answer is -24x2 + -5x - 4, then enter "-25-5-4" Answer: Question 6 What is the derivative of Not yet answered -8x3 - 10x2 - 2x - 4 Marked out of 1.00 with respect to x? Flag question Your answer will be of the form ax2 + bx + c. Enter the values of the coefficients "abc" back to back. EG if the answer is -27x2 + 14x + 4, then enter "-27144" If your answer is -24x2 + -5x - 4, then enter "-25-5-4" PDF econ_1540_midter...pdf Show all X Type here to search O E 14 C ~ ()) ENG 3:18 PM 2021-09-30| Webr X Shop X Hom X Cour: X U Univea X M My A X 90 Orde X 90 Profil X us EduB X Profil X 9 New X ECON X + X C eclass.yorku.ca/eclass/mod/quiz/attempt.php?attempt=2115739&cmid=1002898 E eClass 2( Ask SAVY (BETA) Emmanuel Quagraine Question 7 A Real valued function is a function, say, f(x) is Not yet answered Select one: Marked out of O a. All options are correct 1.00 Flag question O b. An algebraic expression that explains how to compute f(x) for a value in the domain D of f(x) O c. A mapping from the domain D of f(x) into IR O d. A bijective mapping from the domain D of f() to the Real number line O e. A pairing (x, y) ER Question 8 The Quotient Rule states that, for real valued function F(x) = 12, F' (x) = ? Not yet g(I) answered Marked out of Select one: 1.00 O a. f'(x)g'(x) Flag question O b. g(f'(I)) f'(x) O c. "(z)f'(z) g'(1) f(z) [9(z))12 O d. None of these is correct O e. f'(x)g(x) + f(x)g'(2) PDF econ_1540_midter..pdf Show all X Type here to search O 14 C ~ ()) ENG 3:18 PM E 2021-09-30| Webr X Shop X Hom X Cour: X U Unive X M My A X 90 Orde X 90 Profil X us EduB X Profil X 9 New X ECON X + X C eclass.yorku.ca/eclass/mod/quiz/attempt.php?attempt=2115739&cmid=1002898 E eClass 2( Ask SAVY (BETA) Emmanuel Quagraine Question 9 The symbol E denotes Not yet answered Select one: Marked out of O a. That some object belongs to a set, e.g. 3 6 R 1.00 Flag question O b. A cursive "e" O c. The Greek letter e O d. That something is a subset of another O e. A warning not to proceed down a certain path Question 10 A convex function opens Not yet answered Select one: Marked out of O a. neither upward nor downward 1.00 Flag question O b. downward O c. sideways O d. upward O e. does not open PDF econ_1540_midter...pdf Show all X Type here to search O 14 C ~ ()) ENG 3:18 PM E 2021-09-30| Webr X Shop X Hom X Cour: X U Unive X M My A X 90 Orde X 90 Profil X us EduB X go Profil X New X * ECON X X C eclass.yorku.ca/eclass/mod/quiz/attempt.php?attempt=2115739&cmid=1002898 Copy E eClass 2 ( Ask SAVY (BETA) Emmanuel Quagraine O d. upward O e. does not open Question 1 1 The Chain Rule states that, for a composite function F(x) = g(f(x)), F' (x) = ? Not yet answered Select one: Marked out of O a. 9'(f(z)) 1.00 f' (I) Flag question Ob. g(f'(z)) f'(x) O c. g(f(x)) f(x) Od. g(f'(x)) f(x) O e. g'(f(x)) f'(x) Question 12 A direct implication of the univariate function g (with domain B) being the inverse of the univariate function f Not yet (with domain A) is answered Marked out of Select one: 1.00 a off(x)) = 0 for ally in A and flafall - 0 for all v in B PDF econ_1540_midter..pdf Show all X Type here to search O 14 C ~ ()) ENG 3:18 PM 2021-09-30| Webr X Shop X Hom X Cour: X U Unive X M My A X 90 Orde X Profil X us EduB X Profil X 9 New X ECON X + X C eclass.yorku.ca/eclass/mod/quiz/attempt.php?attempt=2115739&cmid=1002898 E eClass 2( Ask SAVY (BETA) Emmanuel Quagraine Question 12 A direct implication of the univariate function g (with domain B) being the inverse of the univariate function f Not yet (with domain A) is answered Marked out of Select one: 1.00 O a. g(f(x)) = 0 for all x in A and f(g(y)) = 0 for all y in B Flag question O b. g(f(x)) = x for all x in A and f(g(y)) = y for all y in B O c. g(f(z)) = = for all x in A and f(g(y)) = = for all y in B O d. none of these is correct O e. g(f(x)) = y for all x in A and f(g(y)) = x for all y in B Question 13 A critical point is an element of the domain of a function f such that Not yet answered Select one: Marked out of O a. f'(x) = 0 1.00 Flag question O b. f'(x ) > 0 O c. f'(x)