$\"\"$

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(a)

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The polar coordinate point is $\"\"$ .

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Graph:

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Plot the polar point $\"\"$ :

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$\"\"$

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Coversion formula for polar point to cartesian coordinates are $\"\"$ and $\"\"$ .

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Substitute $\"\"$ in the cartesian points.

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$\"\"$ .

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$\"\"$ .

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The cartesian coordinates is $\"\"$ .

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$\"\"$

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(b)

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The polar coordinate point is $\"\"$ .

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$\"\"$

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The coordinates $\"\"$ and cartesian coordinates are $\"\"$ and $\"\"$

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Substitute $\"\"$ in the cartesian points.

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$\"\"$ .

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$\"\"$ .

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The cartesian coordinates is $\"\"$ .

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$\"\"$

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(c)

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The polar coordinate point is $\"\"$ .

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$\"\"$

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The coordinates $\"\"$ and cartesian coordinates are $\"\"$ and $\"\"$

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Substitute $\"\"$ in the cartesian points.

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$\"\"$ .

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$\"\"$ .

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The cartesian coordinates is $\"\"$ .

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$\"\"$

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(a)

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Plot of the polar point $\"\"$ is

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$\"\"$

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The cartesian coordinates is $\"\"$ .

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(b)

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Plot of the polar point $\"\"$ is

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$\"\"$

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The cartesian coordinates is $\"\"$ .

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(c)

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Plot of the polar point $\"\"$ is

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$\"\"$

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The cartesian coordinates is $\"\"$ .