Precalculus Examples

The length of the vector is the square root of the quantity of the coordinate squared plus the coordinate squared.
Evaluate the square root.
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Raise to the power of .
Raise to the power of .
Add and .
Rewrite as .
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Factor out of .
Rewrite as .
Pull terms out from under the radical.
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
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