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W0100U Ulyn d is_-_Inequalities/poly-ineq-quad-nonmonic.pg Solve for : 5x2 - 3x - 850 • Type "int" and...
W0100U Ulyn d is_-_Inequalities/poly-ineq-quad-nonmonic.pg Solve for : 5x2 - 3x - 850 • Type "int" and "-inf" for oo and -00, respectively. • Type the capital letter "U" to represent the union symbol U. The steps below are provided to assist you with the process of finding the correct solution, or you may skip to the bottom and enter your trala Identify roots a. 5x2 – 3x - 8 has root(s) at 2 - 30-8 will be non-zero b. Use...
(1 point) NOTE: When using interval notation in WebWork, remember that: You use 'INF' for oo...
(1 point) NOTE: When using interval notation in WebWork, remember that: You use 'INF' for oo and '-INF' for -0. And use 'U' for the union symbol. Enter DNE if an answer does not exist. f(x) = -1.5x² – 5x – 2 a) Determine the intervals on which f is concave up and concave down. f is concave up on: f is concave down on: b) Based on your answer to part (a), determine the inflection points of f. Each...
Question 20 1 pt 31 Details Let f(x) = (3x + 2) (4x - 3)(x +9)...
Question 20 1 pt 31 Details Let f(x) = (3x + 2) (4x - 3)(x +9) Find the domain in interval notation Note: Use -oo for -00,oo for oo, U for union. Submit and End
Solve the following inequality 4x-4 <3 x+3 What is the solution? (Type your answer in interval...
Solve the following inequality 4x-4 <3 x+3 What is the solution? (Type your answer in interval notation. Simplify your answer
Find the interval of convergence for the given series. Ž (n+3)(x +10) (Use symbolic notation and...
Find the interval of convergence for the given series. Ž (n+3)(x +10) (Use symbolic notation and fractions where needed. Give your answer in the form of a single value or an interval of the form (* ). Use the symbol oo for infinity for an empty set, U for combining intervals, and an appropriate type of parenthesis "C". ")". Tor "T" depending on whether the interval is open or closed.)
3. (8 pt, 2 each) (Ross) Let X be a random variable taking values in the...
3. (8 pt, 2 each) (Ross) Let X be a random variable taking values in the finite interval 0, c]. You may assume that X is discrete, though this is not necessary for this problem (a) Show that EX c and EX2 cEX (b) Use the inequalities above to show that Var(X) <c2[u(1-u)] u=EXE[0, 1]. where (e) Use the result of part (b) to show that Var(cx) se/ (d) Use the result in (c) to bound the variance of a...
Consider the graph of the first derivativef' (2) provided below: 3 N 0 2 3 -2...
Consider the graph of the first derivativef' (2) provided below: 3 N 0 2 3 -2 The image can be also be accessed here: Graphot CLDE Use the provided graph of the first derivative f'(x) to answer each of the following questions about the function (3) Unjustihed answers will not receive full credit. You may use represent oo as infand-o as inf" if applicable. (a) on what intervalls) of axis (2) decreasing? Explain how you know (b) At what values...
question 9 from A to F 9. (5 points) Please answer the following questions about the...
question 9 from A to F
9. (5 points) Please answer the following questions about the function fr) - 21² f(x) = 2.9 al num- increas- for the Instructions: . If you are asked for a function, enter a function. - If you are asked to find X- or y-values, enter either a number or a list of numbers separated by commas. If there are no solutions, enter None. . If you are asked to find an interval or union...
Find the critical points and the intervals on which the function f(t)=2-3«/, (x > 0) is...
Find the critical points and the intervals on which the function f(t)=2-3«/, (x > 0) is increasing or decreasing. Use the First Derivative Test to determine whether the critical point is a local minimum or maximum (or neither). Find the 2-coordinates of the critical points that correspond to a local minimum. (Use symbolic notation and fractions where needed. Give your answer in the form of a comma separated list. Enter DNE if there are no critical points.) Find the -coordinates...
(1 point) The Fresnel function S, which has been used in optics and highway design, is defined as S(x)sin(xt2/2) adt (a...
(1 point) The Fresnel function S, which has been used in optics and highway design, is defined as S(x)sin(xt2/2) adt (a) Determine all values of x between -3 and 3 where this function has a local maximum value. List all of these values in increasing order. If any blanks are unused, type an upper-case "N" in the corresponding blank. Local maximum 1.x Local maximum 2: x = Local maximum 3x = Local maximum 4.x = Local maximum 5.x = Local...
W0100U Ulyn d is_-_Inequalities/poly-ineq-quad-nonmonic.pg Solve for : 5x2 - 3x - 850 • Type "int" and "-inf" for oo and -00, respectively. • Type the capital letter "U" to represent the union symbol U. The steps below are provided to assist you with the process of finding the correct solution, or you may skip to the bottom and enter your trala Identify roots a. 5x2 – 3x - 8 has root(s) at 2 - 30-8 will be non-zero b. Use...
(1 point) NOTE: When using interval notation in WebWork, remember that: You use 'INF' for oo and '-INF' for -0. And use 'U' for the union symbol. Enter DNE if an answer does not exist. f(x) = -1.5x² – 5x – 2 a) Determine the intervals on which f is concave up and concave down. f is concave up on: f is concave down on: b) Based on your answer to part (a), determine the inflection points of f. Each...
Question 20 1 pt 31 Details Let f(x) = (3x + 2) (4x - 3)(x +9) Find the domain in interval notation Note: Use -oo for -00,oo for oo, U for union. Submit and End
Solve the following inequality 4x-4 <3 x+3 What is the solution? (Type your answer in interval notation. Simplify your answer
Find the interval of convergence for the given series. Ž (n+3)(x +10) (Use symbolic notation and fractions where needed. Give your answer in the form of a single value or an interval of the form (* ). Use the symbol oo for infinity for an empty set, U for combining intervals, and an appropriate type of parenthesis "C". ")". Tor "T" depending on whether the interval is open or closed.)
3. (8 pt, 2 each) (Ross) Let X be a random variable taking values in the finite interval 0, c]. You may assume that X is discrete, though this is not necessary for this problem (a) Show that EX c and EX2 cEX (b) Use the inequalities above to show that Var(X) <c2[u(1-u)] u=EXE[0, 1]. where (e) Use the result of part (b) to show that Var(cx) se/ (d) Use the result in (c) to bound the variance of a...
Consider the graph of the first derivativef' (2) provided below: 3 N 0 2 3 -2 The image can be also be accessed here: Graphot CLDE Use the provided graph of the first derivative f'(x) to answer each of the following questions about the function (3) Unjustihed answers will not receive full credit. You may use represent oo as infand-o as inf" if applicable. (a) on what intervalls) of axis (2) decreasing? Explain how you know (b) At what values...
question 9 from A to F
9. (5 points) Please answer the following questions about the function fr) - 21² f(x) = 2.9 al num- increas- for the Instructions: . If you are asked for a function, enter a function. - If you are asked to find X- or y-values, enter either a number or a list of numbers separated by commas. If there are no solutions, enter None. . If you are asked to find an interval or union...
Find the critical points and the intervals on which the function f(t)=2-3«/, (x > 0) is increasing or decreasing. Use the First Derivative Test to determine whether the critical point is a local minimum or maximum (or neither). Find the 2-coordinates of the critical points that correspond to a local minimum. (Use symbolic notation and fractions where needed. Give your answer in the form of a comma separated list. Enter DNE if there are no critical points.) Find the -coordinates...
(1 point) The Fresnel function S, which has been used in optics and highway design, is defined as S(x)sin(xt2/2) adt (a) Determine all values of x between -3 and 3 where this function has a local maximum value. List all of these values in increasing order. If any blanks are unused, type an upper-case "N" in the corresponding blank. Local maximum 1.x Local maximum 2: x = Local maximum 3x = Local maximum 4.x = Local maximum 5.x = Local...
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