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Mathematics 18 Online
OpenStudy (credmond):

Find the point on the graph of f(x) = sqrt (x) where the tangent line has slope 1/8 The answer is (16, 4), but can someone help me work it out?

OpenStudy (credmond):

I took the derivative to get 1/2 x ^-1/2

OpenStudy (credmond):

but I don't know what to do next

OpenStudy (anonymous):

This derivative = slope Solve for x and then y.

OpenStudy (credmond):

Thank you!

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