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OpenStudy (mony01):
true or false: An equation of the tangent line to the parabola y=x^2 at the point (2,4) is y-4=2x(x-2)
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OpenStudy (anonymous):
Yes it is true. Find the derivative of x^2. It equals 2x, so that is your slope. M=2x. Then take your point (2,4) and create the formula y-4=2x(x-2)
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