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anonymous

  • one year ago

Compare and contrast these four functions using complete sentences. Focus on the slope and y-intercept first, and then on any additional properties of each function.

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  1. anonymous
    • one year ago
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  2. anonymous
    • one year ago
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    helppppppp

  3. anonymous
    • one year ago
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    @loser66

  4. anonymous
    • one year ago
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    @pooja195

  5. anonymous
    • one year ago
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    what's the slope and y-int of the first function?

  6. anonymous
    • one year ago
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    (– 2, 2) and (– 1, – 1)

  7. anonymous
    • one year ago
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    ok, what's the slope?

  8. anonymous
    • one year ago
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    o i have no idea

  9. anonymous
    • one year ago
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    |dw:1434409578106:dw|

  10. anonymous
    • one year ago
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    plug in the points to find the slope

  11. anonymous
    • one year ago
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    -3/1

  12. anonymous
    • one year ago
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    |dw:1434409683611:dw|

  13. anonymous
    • one year ago
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    that's right, the slope is -3

  14. anonymous
    • one year ago
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    now what is the y-intercept

  15. anonymous
    • one year ago
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    i dont get it

  16. anonymous
    • one year ago
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    where does the line cross the vertical axis

  17. anonymous
    • one year ago
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    -4

  18. anonymous
    • one year ago
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    correct, that's the y-intercept

  19. anonymous
    • one year ago
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    so thats for the first funtion

  20. anonymous
    • one year ago
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    ya, what is the slope and y-int for the second function?

  21. anonymous
    • one year ago
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    would the slope be 3

  22. anonymous
    • one year ago
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    ya, and the y-int?

  23. anonymous
    • one year ago
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    -4

  24. anonymous
    • one year ago
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    crrect

  25. anonymous
    • one year ago
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    the third one is a little abstract

  26. anonymous
    • one year ago
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    we'll make the days of the week x and the number of apples y

  27. anonymous
    • one year ago
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    monday will be 0 and tuesday will be one

  28. anonymous
    • one year ago
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    points are (0,4) and (1,1)

  29. anonymous
    • one year ago
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    so that would be for my slope correct?

  30. anonymous
    • one year ago
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    and y-int

  31. anonymous
    • one year ago
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    so the slope is -3 and the y-int would be 4?

  32. anonymous
    • one year ago
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    that's right

  33. anonymous
    • one year ago
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    last one?

  34. anonymous
    • one year ago
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    would i need to the formula i just used for the last one

  35. anonymous
    • one year ago
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    first find the slope

  36. anonymous
    • one year ago
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    i got 12/4

  37. anonymous
    • one year ago
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    the y-intercept takes a little bit of algebra

  38. anonymous
    • one year ago
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    so it would be 3

  39. anonymous
    • one year ago
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    correct

  40. anonymous
    • one year ago
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    so the equation of the line is y=3x+b where b is the y-int

  41. anonymous
    • one year ago
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    plug in one of the points for x and y and solve for b

  42. anonymous
    • one year ago
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    lets use the point (2,10)

  43. anonymous
    • one year ago
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    im lost

  44. anonymous
    • one year ago
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    10=3(2)+b

  45. anonymous
    • one year ago
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    solve for b

  46. anonymous
    • one year ago
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    do i multiply 3 and 2 and get 6 then divide?

  47. anonymous
    • one year ago
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    no dividing

  48. anonymous
    • one year ago
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    3(2) is 6

  49. anonymous
    • one year ago
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    10=6+b

  50. anonymous
    • one year ago
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    what is the last step?

  51. anonymous
    • one year ago
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    subtract

  52. anonymous
    • one year ago
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    o its 4

  53. anonymous
    • one year ago
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    THANK YOU SOOOOOO MUCHHHH

  54. anonymous
    • one year ago
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    no problem

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