Differentiate f(x) = 24 – 4.x +3 3+1 (1) f'(x) = [(x4–4x+3)/(277)]-(Vx+1)(42.3 – 4) (V<+1) z(1+1)...
(6) Evaluate the Riemann sum for f(x) = x2 + 2x – 1, 1 < x < 4 with six subintervals, taking the sample points to be right endpoints.
for x<4 Evaluate m(-3) where m(x) = {22.4 for 45x< 1 |vx-1 for x 21 0-13 O 2, 5, 2i O2 O 2.5 O 5
4. FIND THE MASS OF A CONICAL FUNNEL Z= Vx+you oz<4 THE DENSITY PER UNIT AREA IS p=8-2. IF
Evaluate the Riemann sum for f(x) = x2 + 2x – 1, 1<x< 4 with six subintervals, taking the sample points to be right endpoints.
5. Is f continuous at f(1)? (10 points) [-x2 +1, 4x, f(x) = -5, -1<x<0 0<x<1 x=1 1<x<3 3<x<5 - 4x + 8 1,
such that F[ X 3, 13-2, E1% -4, VX-2, VX-1 and V[85] -4. Find the expected value of -2X;. QUESTION 13 Let the independent random variables X. X, and 3%, and the variance of U-2. BARU-12. VU - 12 . BU-0, V[0] = 12 BC.EU - 4, VIU] - 4 D. None of the other three answers
Graph the function. f(x) 1-3 ifx<-1 2x+1 tfx 2-1 o 3 2+ O 1 --- +1 cf +4 KA + 1
Question 7 (5 points) Let f(x) = 24 and -2x, x < 5 9 3 22, x > 5 Evaluate(gof)(7) A/
296 POLYNOMIAL FUNCTIONS 34. f(x) 4x3 -62-8+15 33. f(x) = r + 3x + 4x 12 35. f(r) r +7x2+9a 2 36. f(x) = 9r +2x +1 37 f(x) 4x4 - 4313r2- 12 3 38. f(x)2x4 -7x3 14r2-15 +6 39 f(r) x4 + x+7x 9x 18 40. f(x) 6x4 +17r3 -55r2 + 16+12 41. f(z) =-3r4 - 83-122- 12 5 42. f(x) 8a4+50343r2+2x-4 43. f(x) = x4 +9x2 +20 44. f(x) x4 +5a2-24 1 45. f(x) - r7x3-7x2 12x 12...
1 6. Where is the function f(x) { { - X4 if x # 0 discontinuous? if x = 0 0 Is this a removable discontinuity? ex if x < 0 7. Where is the function f(x) discontinuous? x2 if x > 0 Is this a removable discontinuity? Is it a jump discontinuity? f(x) = {