# Derivative of one equation and has to be perpendicular to another line

**Question description**

f(x)=4x-x^2

g(x)=x+2y-6

Find an equation of the line that is tangent to the graph of f(x) and perpendicular to the given line (g(x)).

## Tutor Answer

Brown University

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Columbia University

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Harvard University

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Massachusetts Institute of Technology

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New York University

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Notre Dam University

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Oklahoma University

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Pennsylvania State University

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Princeton University

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Stanford University

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University of California

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Oxford University

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Yale University

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