# What are the components of the vector between the origin and the polar coordinate #(9, (-3pi)/4)#?

Using the formulae that link Polar to Cartesian coordinates.

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The components of the vector between the origin and the polar coordinate (9, (-3π)/4) are:

x-component = r * cos(θ) y-component = r * sin(θ)

Substituting the given values: x-component = 9 * cos((-3π)/4) y-component = 9 * sin((-3π)/4)

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