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posted by RJ on Monday, June 18, 2012 at 1:45pm.
Find the value of the derivative of y=sin^2(0.25x^4) at the point (ð,0.17)
y' = 2sin(.25x^4)*cos(.25x^4)*(x^3) = x^3 sin(.5x^4) not sure what your angle is. Solving for x when y=0.17 didn't give me a useful value.
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