Approximate the area under the graph of $f(x)=-x^{2}+9$ from $x=-1$ to $x=3$ and above the $x$-axis, using four rectangles. Let the height of each rectangle be the function value at the midpoint of the interval.

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The Answer of Approximate the area under the graph of $f(x)=-x^{2}+9$ from $x=-1$ to $x=3$ and above the $x$-axis, using four rectangles. Let the height of each rectangle be the function value at the midpoint of the interval.

Approximate the Area Under the Graph Of f(x)=−x2+9f(x)=-x^{2}+9f(x)=−x2+9 From x=−1x=-1x=−1 To x=3x=3x=3 And Above The

Approximate the Area Under the Graph Of $f(x)=-x^{2}+9$ From $x=-1$ To $x=3$ And Above The