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Vectors, Dot Product, scalar product - IB Maths HL

If

How can we find the dot product ?

Thanks

If

How can we find the dot product ?

Thanks

- lora
**Posts:**0**Joined:**Wed Apr 10, 2013 7:36 pm

Vectors, Dot Product, scalar product, inner product - IB Maths HL

The dot (scalar) product of two vectors is defined as following

, where is the angle between the two vectors.

another expression of scalar product is

where

The result of the sclar (inner) product is a scalar (a number)

Thus

Hope these help!!

The dot (scalar) product of two vectors is defined as following

, where is the angle between the two vectors.

another expression of scalar product is

where

The result of the sclar (inner) product is a scalar (a number)

Thus

Hope these help!!

- lily
**Posts:**0**Joined:**Mon Jan 28, 2013 8:04 pm

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