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PAGE: 473SET: ExercisesPROBLEM: 1
Please look in your text book for this problem Statement

(a)

The points are  and .

Distance between the two points formula: .

Substitute the  and  in the distance formula.

Distance between the two points is  units.

(b)

Find line equation joining the points  and .

Line passing through the origin is .

Slope of the points  and  is .

.

Find the arc length of the curve :

Definition of the arc length:

If the curve , , then the length of the curve is defined as,

.

Consider .

.

Substitute  and  in .

.

Arc length of the graph in the indicated interval is  units.

Distance between the points is  units.

(a) and (b) Distance between the points is  units.



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