Trigonometry Examples

$(4, 4) \cdot (4, 4)$

Step 1

The dot product of two vectors is the sum of the products of the their components.

$4 \cdot 4 + 4 \cdot 4$

Step 2

Simplify.

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Step 2.1

Simplify each term.

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Step 2.1.1

Multiply $4$ by $4$ .

$16 + 4 \cdot 4$

Step 2.1.2

Multiply $4$ by $4$ .

$16 + 16$

Step 2.2

Add $16$ and $16$ .

$32$