Provide the proper response.Why might we want to use numerical integration?i) The integral cannot be evaluated by any technique.ii)The antidifferentiation is complicated.iii) f(x) is not known.
A. Both ii and iii
B. Both i and iii
C. Both i and ii
D. All of the above
Answer: D
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Solve the problem.How much work does it take to slide a box 10 meters along the ground by pulling it with a 67 N force at an angle of 32° from the horizontal? Round to the nearest Newton.
A. 558.9 J B. 670 J C. 56.82 J D. 568.2 J
Test the equation for symmetry with respect to the x-axis, the y-axis, and the origin.5x = 5y2 + 5
A. x-axis, y-axis, origin B. y-axis only C. origin only D. x-axis only
Add or subtract as indicated. Write your answer in the form a + bi.(10 + 8i) - (8 + 8i) + (1 + 9i)
A. 1 - 9i B. 3 + 25i C. 3 + 9i D. 1 + 9i
Solve each problem.Mike's Bait Shop sells three types of lures: discount, normal, and professional. Location I sells 29 discount lures, 100 regular lures, and 30 professional lures each day. Location II sells 10 discount lures and Location III sells 60 discount lures each day. Daily sales of regular lures are 90 at Location II and 120 at Location III. At Location II, 11 expert lures are sold each day, and 40 expert lures are sold each day at Location III.Write a 
matrix that shows the sales figures for the three locations, with the rows representing the three locations. The incomes per lure for discount, normal, and professional lures are $3, $9, and $19, respectively. Write
a 
matrix displaying the incomes. Find a matrix product that gives the daily income at each of the three locations.
A. 
B. 
C. 
D. 