triangle angle sum   2 videos

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  Approximating Area Using Rectangles

  Calculus The Definite Integral

  How to approximate the area under a curve using rectangles.

  approximating area under a curve left hand sums right hand sums limits
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  Derivatives of Polynomial Functions

  Calculus The Derivative

  How to compute the derivative of a polynomial function using two properties of the derivative.

  the constant multiple rule the sum rule of derivatives polynomial functions derivative