Vectors - Scalar Product

What is the formula for the scalar product of two vectors?

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What can the scalar product be used to find?

Find the scalar product of the given vectors

• sqrt 13

• 13

• 8

• 7

Find the angle between the two vectors (to the nearest degree)

• 155

• 25

• 32

• 75

What is the scalar product of two perpendicular vectors?

What is the scalar product of two parallel vectors?

• $\cos\theta$
  

• $\left|a\right|\left|b\right|\cos\theta$

• $\left|a\right|\left|b\right|$

• 1

Find p if the two vectors given are perpendicular