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MATH / A particle moves so that it is at (3sin(t)/(4),3cos(t)/(4)) at time t. Find the speed of the particle, measured in unit of distance per unit of time.

Problem

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problem

A particle moves so that it is at (3sint4,3cost4)\left( 3 \sin \frac{t}{4}, 3 \cos \frac{t}{4} \right) at time t.t. Find the speed of the particle, measured in unit of distance per unit of time.
Plain-text mathematical notation (without MathML)
A particle moves so that it is at (3sin(t)/(4),3cos(t)/(4)) at time t.  Find the speed of the particle, measured in unit of distance per unit of time.
Original LaTeX notation
A particle moves so that it is at $\left( 3 \sin \frac{t}{4}, 3 \cos \frac{t}{4} \right)$ at time $t.$  Find the speed of the particle, measured in unit of distance per unit of time.

level

Level 4

type

Precalculus

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Official source

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