Business Calc Homework w answers_Part_59

0 sin 4 c where sin 4 2 2 191411 m 4 1 2 a

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Unformatted text preview: ero. Starts and ends at x 2. (b) Distance meters 2) sin 4 Area under curve Sum of positive areas 4(1 1) 4 292 Section 7.1 25. (Answers may vary.) Plot the speeds vs. time. Connect the points and find the area under the line graph. The definite integral also gives the area under the curve. 7 19. (a) Final position 2 v(t) dt 0 1 (1)(2) 2 1 (2)(2) 2 2 1 (1)(2) 2 1 (2)(1) 2 1(2) 26. (a) Sum of numbers in Sales column (b) Enter the table in a graphing calculator and use QuadReg: B(x) 1.6x 2 2.3x 5.0. 5; ends at x 5. 11 (1.6x 2 (b) 1 1 (1)(2) (1)(2) 2 2 1 (2)(1) 2 v(t) dt 0 v(t) dt 0 1 1 (2)(3) (1)(3) 2 2 1 (3)(3) 2 2 1 (1)(3) 2 (3)(3) (1.6x 2 1.6 3 x 3 10 v(t) dt 1 (1)(3) 2 3) 1 (1)(3) 2 3(3) 1 (3)(3) 2 21. 27.08 e t/25 b dt 27.08 25e 10 t/25 27.08[25e 0 0.4 25] 332.965 billion barrels 3.9 22. 0 93.6 t 2.4 sin dt 12 28.8 28.8 23. (a) Solve 10,000(2 (b) Width 3.9t r) 0: r 20,000 29. F(x) r2 20,000 80,000 3 13 r 3 20,000 4 r ) dr 8 3 30. F(x) 2 r: Area 3 (c) 8(10 (2 r) r in2 flow in 396 in3 sec x2 2x dx 0 kx; 10...
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