請問第31題要怎麼算，謝謝

(a) f(-3) (b) f(0.8) (c) f(x + 2) 45. f(x) 47. f(x) 49. f(x) Evaluating a Function In Exercises 29-34, evaluate the difference quotient and simplify the result. See Example 4. 29. f(x) = x2 – 5x + 2 30. h(x) = x2 + x + 3 f(x + Ax) – f(x) h(x + Ax) – h(x) Ar Ar 51. f(x - 63. f(x 54. f(x 55. f(x 56. f( 32. f(x) 31. 8(x) = Vx + 1 ( 8(4 + Ax) - g(4) Ax doto 1 33. f(x) vstaxtJS 1 1 Jx f(x) - f(2) x - 2 1 34. f(x) x + 4 f(x + Ax) - f(x) Ax A Deteri In Exe functie wheth invers x - 2 - f(x + Ar) - f(x) Ar 57. f 59. J DUO Combinations of Functions In Exercises 回國 X 35-38, find (a) f(x) + g(x), (b) f(x) - g(x), 61.

請問第33，37怎麼解，希望有算式🙏🏻

X x+ x- 2+ 2010 1 + x leter- 31. lim (2x + V2 + x) 32. lim x(1 + V5 +1] WOO 1 + x 33. lim 34. lim x1 1 - x silinmis V.x=1* 1 - x x² - 4 4 35. lim 36. lim x+2- x - 2 *+-3+ x + 1 37. lim f(x) and lim f(x), where HI, Vx + 3 - - 1--3/ +1 x+0+ x →0 - S 2x if x < 0 f(x) = x² 38. lim f(x) and lim f(x), where if x 20 mm xO+ x →0- f(x) = S-x + 1 if x = 0 ( 2x + 3 if r > 0

求解33題 感恩🙇

30. lim x csex 21 29. lim sec ---(4/2)+ x x 22 31. lim x==2 4x + 4 32. lim X-2+ x x² - 2x - 8 x² - 5x + 6 8 33. Find the vertical asymptotes of the function x? + 1 3x - 2.x2 1 ||||| 1 34. Determine lim and lim X-TX r- (a) by evaluating f(x) = 1/(x - 1) for values of x that ap- proach 1 from the left and from the right, (b) by reasoning as in Example 8. 35. (a) Evaluate the function f(x) = x2 - (24/1000) for x = 1.

求解28題 感恩🙇

36. Sup ang 22-25 Explain, using Theorems 4, 5. 7. and 9. why the function is continuous at every number in its domain. State the domain. 2.x2 - x - 1 2 22. F(x) 23. 20) = r2 + 1 By Le (a) (b 24. h(x) = cos(1 – x?) 25. M = N DI 38. W tir 26-29 Use continuity to evaluate the limit. 26. lim x 20 – x2 27. lim sin(x + sin x) ULTET (28) lim x'tan r 11/4 29. lim x®/Vx2 + x - 2 IX 30. Show that f is continuous on (-00, ). 39. S f(x) = x2 if x < 1 x-1 if x>1 31-32 Find the numbers at which f is discontinuous. At which of these numbers is f continuous from the whı sont o LINE TERANG 1633 是

第二、三題求解，希望有過程拜託🙏

- Reader Touch. 天,然後休假兩天。該飯店客房部需決定至少僱用多少位員工,才能滿足每天的, 需求,試建構此問題之線性規劃模式?(20%) 三 四 五 日 星期 人力需求 14 10 11 13 16 20 18 2. 請分別以(1)高斯-焦丹法(2)克拉瑪法則(Cramer's rule)求解下列方程組。(30%) x1 + x2 + 2x3 = 8 -X1 - 2x2 + 3x3 = 1 3x1 - 7x2 + 4x3 = 10 3.利用M=[A]求出Al。(20%) 11 A= -2 11 11 1」 「1 + 2] ro 這裡輸入文字來搜尋 員 27°C A 6) 英

請問能教教我這兩題要怎麼寫嗎。 想了好久，給個方向就好了(ಥ_ಥ) 第一題是發散，第二題是收斂， 請問都寫得出一般式來表示嗎？ (抱歉真的沒有數學腦

(1)給定偶爾脫線數列 1, 0.5, 0.3, 0.1, 1, 0.05, 0.03, 0.01, 1, 0.005, ... 請利用E-M方法說明此數列是否收斂到0? (11)給定偶爾脫線數列 1, 0.5, 0.3, 0.1, 1/2, 0.05, 0.03, 0.01, 1/3, 0.005, ... 請利用E-M方法說明此數列是否否收斂到0?

請問這題該如何計算，謝謝

151 3.4.5. F(x) = f(f(xf(x))), l. f(1) = 2, f(2) = 3, f'(1) = 4, f'(2) = 5, f'(3) = 6, * F(1). - J

求問第i題的詳解！！

1. 求下列函數的導函數並做適當的整 dx a 1) 1950 (C) 共43) =(1+1(i+2)(T+3) ( (i) y = 1-3x x2-1

想請問這題要如何計算?謝謝

(2)假設 lim (a. - V4.2 + bx +1)=3,求a.b之值。 C-CO

請問有人知道這個怎麼算嗎(´･ω･`)

x-sin x lim 32 x-0 = ?