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anonymous

  • one year ago

(FAN AND MEDAL) i really need help!!!

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  1. anonymous
    • one year ago
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    @jdoe0001 @jim_thompson5910

  2. jdoe0001
    • one year ago
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    answer is "blank" since the question is "blank" it follows it so, logically

  3. anonymous
    • one year ago
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    wait let me writte the question

  4. anonymous
    • one year ago
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    i need help on 3 and 4

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  5. anonymous
    • one year ago
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    @ganeshie8 @jdoe0001

  6. jim_thompson5910
    • one year ago
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    when you plug x = 0 into the f(x) function, what result do you get?

  7. anonymous
    • one year ago
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    x=1?

  8. anonymous
    • one year ago
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    @jim_thompson5910 ???

  9. jim_thompson5910
    • one year ago
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    f(x) = 3(4)^x f(0) = 3(4)^0 f(0) = ???

  10. anonymous
    • one year ago
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    f(0)=3?

  11. jim_thompson5910
    • one year ago
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    yes, so (0,3) is one point on this curve

  12. jim_thompson5910
    • one year ago
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    now plug in x = 1 and tell me what you get

  13. anonymous
    • one year ago
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    x=1?

  14. jim_thompson5910
    • one year ago
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    yeah instead of replacing x with 0, replace x with 1

  15. anonymous
    • one year ago
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    (1, 2)

  16. anonymous
    • one year ago
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    @jim_thompson5910

  17. jim_thompson5910
    • one year ago
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    plug it into 3(4)^x

  18. anonymous
    • one year ago
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    f(1) = 3* 4^1?

  19. anonymous
    • one year ago
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    @jim_thompson5910

  20. jim_thompson5910
    • one year ago
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    yeah, now evaluate what you just wrote down

  21. anonymous
    • one year ago
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    f(1)=12?

  22. anonymous
    • one year ago
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    @jim_thompson5910 ???

  23. jim_thompson5910
    • one year ago
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    correct

  24. jim_thompson5910
    • one year ago
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    if f(1) = 12, then what point is on this curve?

  25. anonymous
    • one year ago
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    1?

  26. anonymous
    • one year ago
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    (1, 2)?

  27. jim_thompson5910
    • one year ago
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    (1,12) actually

  28. jim_thompson5910
    • one year ago
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    the input is x = 1 the output of the function is y = 12 y is the same as f(x)

  29. jim_thompson5910
    • one year ago
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    make sense?

  30. anonymous
    • one year ago
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    yes ^_^

  31. jim_thompson5910
    • one year ago
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    now plug in x = 2

  32. anonymous
    • one year ago
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    f(1)= 3*4=12?

  33. jim_thompson5910
    • one year ago
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    no just like before, instead of 1 plug in 2

  34. jim_thompson5910
    • one year ago
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    plug 2 into 3(4)^x

  35. anonymous
    • one year ago
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    10(2)^2?

  36. jim_thompson5910
    • one year ago
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    idk how you're getting that

  37. anonymous
    • one year ago
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    3(4)^2?

  38. anonymous
    • one year ago
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    @jim_thompson5910 ???

  39. jim_thompson5910
    • one year ago
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    much better

  40. jim_thompson5910
    • one year ago
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    evaluate that

  41. anonymous
    • one year ago
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    3*4^2?

  42. jim_thompson5910
    • one year ago
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    what number is that expression equal to?

  43. anonymous
    • one year ago
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    48

  44. jim_thompson5910
    • one year ago
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    f(2) = 48 which means what point lies on the curve?

  45. anonymous
    • one year ago
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    2?

  46. jim_thompson5910
    • one year ago
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    |dw:1437354147178:dw|

  47. jim_thompson5910
    • one year ago
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    |dw:1437354163352:dw|

  48. anonymous
    • one year ago
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    48? ;/

  49. jim_thompson5910
    • one year ago
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    I just posted it. Scroll up

  50. anonymous
    • one year ago
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    so we done or what?

  51. jim_thompson5910
    • one year ago
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    no

  52. jim_thompson5910
    • one year ago
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    you have to find a bunch of points (3 or more). Then plot all of the points on the same xy grid. The last step is to draw a curve through all of the points

  53. anonymous
    • one year ago
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    so the other point its (1, 2)

  54. anonymous
    • one year ago
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    or (0, 2)

  55. jim_thompson5910
    • one year ago
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    idk why you keep saying (1,2) when that's not correct

  56. jim_thompson5910
    • one year ago
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    scroll back up to see what the true correct point should be

  57. anonymous
    • one year ago
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    sorry, wait let me see

  58. anonymous
    • one year ago
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    (0, 3)

  59. anonymous
    • one year ago
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    idk ;/

  60. anonymous
    • one year ago
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    its that right?

  61. jim_thompson5910
    • one year ago
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    three points we found (0,3) (1,12) (2,48)

  62. anonymous
    • one year ago
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    so whats nexts?

  63. anonymous
    • one year ago
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    or we done?

  64. jim_thompson5910
    • one year ago
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    plot all of the points on the same xy grid. Then draw a curve through all of the points

  65. anonymous
    • one year ago
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    and thats all? right

  66. jim_thompson5910
    • one year ago
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    yeah

  67. anonymous
    • one year ago
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    thank you!!!

  68. jim_thompson5910
    • one year ago
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    no problem

  69. anonymous
    • one year ago
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    can you help to plot the points, sorry

  70. anonymous
    • one year ago
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    @jim_thompson5910 ??

  71. jim_thompson5910
    • one year ago
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    you can use desmos to plot the points https://www.desmos.com/calculator

  72. jim_thompson5910
    • one year ago
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    or you can do it by hand on graph/grid paper

  73. anonymous
    • one year ago
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    alright tank you so much!!!!! you're awesome! you think can you help me with number 4? please

  74. jim_thompson5910
    • one year ago
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    you plug x = 3 into each function and determine the output

  75. jim_thompson5910
    • one year ago
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    same with x = 10

  76. anonymous
    • one year ago
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    thats for number 4?right?

  77. jim_thompson5910
    • one year ago
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    yes

  78. jim_thompson5910
    • one year ago
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    Amber: f(x) = 3(4)^x Ben: g(x) = 2(3)^x Carter: h(x) = 10(2)^x

  79. anonymous
    • one year ago
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    and thats all

  80. anonymous
    • one year ago
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    ?

  81. jim_thompson5910
    • one year ago
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    yes you need to plug x = 3 and x = 10 into each

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