Related RatesPoints moving on coordinate axes Points A and

Chapter 3, Problem 152PE

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QUESTION:

Problem 152PE

Related Rates

Points moving on coordinate axes Points A and B move along the x- and y-axes, respectively, in such a way that the distance r (meters) along the perpendicular from the origin to the line AB remains constant. How fast is OA changing, and is it increasing, or decreasing, when OB = 2r and B is moving toward O at therate of 0.3r m/sec?

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QUESTION:

Problem 152PE

Related Rates

Points moving on coordinate axes Points A and B move along the x- and y-axes, respectively, in such a way that the distance r (meters) along the perpendicular from the origin to the line AB remains constant. How fast is OA changing, and is it increasing, or decreasing, when OB = 2r and B is moving toward O at therate of 0.3r m/sec?

ANSWER:

Solution

Step 1 of 4

In this problem, we have to determine whether the  increasing or decreasing.

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