Opening the book…
1. \(2\)
2. \(2\)
3. \(1\)
4. \(1\)
5. \(2\)
14. \(x^4-{1\over 3}x^3+5x+c\)
15. \(y=x\cos x-\sin x+c\)
16. \(y=-{1\over 9}\cos^9 x+{2\over 7}\cos^7 x-{1\over 5}\cos^5 x+c\)
17. \(x\sec x-\ln |\sec x+\tan x|+c\)
18. \(2\sin^{-1} {x\over 2}-{x\sqrt{4-x^2}\over 2}+c\)
19. \(\ln |x|+{1\over 2}\ln (x^2+9)-{1\over 3}\tan^{-1} {x\over 3}+c\)
20. \(y=1-\frac{1}{2}\cos x^{2}\)
21. \(y=-(x-1)e^{x}\)
22. \(y=3-\ln (\sqrt{2}\cos x)\)
23. \(({\pi\over 2},{3\pi\over 2})\)
24. \((-{\pi\over 2},{\pi\over 2})\)
25. \((0,\infty)\)
26. \((-\sqrt{\pi},\sqrt{\pi})\)
27. \((0,2)\)
28. \((0,\infty)\)
29. \((0,\infty)\)
30. \((-\infty,\infty)\)
31. \((0,1)\)
32. a. \([-3,\infty)\)
b. \((-3,\infty)\)
33. a. \((-\sqrt{\pi},\sqrt{\pi})\)
b. \(y=-1\) on \((-\infty,\infty)\) and \(y=1\) on \((-\infty,\infty)\)
34. a. \(576\) ft
b. \(10\) s
37. a. \((-2c-2,\infty)\)
b. \((-\infty ,\infty)\)
1: Section 1.1 Answers is shared under a not declared license and was authored, remixed, and/or curated by LibreTexts.
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