normalt (Function)
Command last updated 23/11/2022.
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normalt(x, y, t, to)
- x is an expression in terms of t
- y is an expression in terms of t
- t is a variable name
- to is a value of t
Returns the expression in terms of x for the normal line to the curve at the point t = to.
Example
Find the normal to the curve defined by \(x = 2\sin(2t)\) and \(y = 3\cos(t)\) when \(t = \dfrac{\pi}{3}\).
