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79

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PAGE: 389SET: ExercisesPROBLEM: 79
Please look in your text book for this problem Statement

(a)

Sketch the region .

Graph the function on .

Shade the region.

Graph:

(b)

Estimate the area by using graph:

Observe the graph:

.

Area of the region is .

(c)

Find the area analytically:

Divide the rectangle into two regions.

Area of the rectangle , where is breadth and is height.

Area of the rectangle .

.

Area is .

(a) Graph:

(b) Area of the region is .

(c) Area is .



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