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Mathematics 9 Online
OpenStudy (precal):

In the right triangle shown, if theta increases at a constant rate of 3 radians per minute, at what rate is y decreasing in units per minute when x equals 3 units?

OpenStudy (precal):

|dw:1405005617662:dw|

OpenStudy (precal):

|dw:1405005661037:dw|

OpenStudy (mathmale):

Here we're not interested in the behavior of side x, but only in the behavior of side y. Therefore, we must write an equation that relates side y to angle 'theta.' Do this now, please.

OpenStudy (precal):

with cosine?

OpenStudy (precal):

|dw:1405005868383:dw|

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