Mathematics

12thgrade

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Derivatives

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  • 1. Multiple Choice
    1.5 minutes
    1 pt
    FInd the derivative:
    f(x) = (-2/3)x3 - (1/2)x2 + 9x
    -2x2 - x + 9
    -2x2 + x + 9
    2x2 - x + 9
    2x2 - x - 9
  • 2. Multiple Choice
    3 minutes
    1 pt
    Find the second derivative of the function:
    f (x) =  2x - 5x6
    f ''(x)= 2 - 30x
    f ''(x) =  2-30x5
    f ''(x) = -30x5
    f ''(x) = -150x4
  • 3. Multiple Choice
    2 minutes
    1 pt
    Set up the derivative of y=(3x- 7)*(5x+ 1)
    (12x3)*(10x)
    (3x4 - 7)*(10x) + (12x3)*(5x2 + 1)
    (3x4 - 7)*(10x) - (12x3)*(5x2 + 1)
    (3x4 - 7)/(10x) + (12x3)/(5x2 + 1)
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