# How do you find the inner product and state whether the vectors are perpendicular given #<4,9,-3>*<-6, 7,5>#?

##### 1 Answer

Oct 16, 2016

#### Answer:

They are not perpendicular.

#### Explanation:

In

Two vectors are perpendicular if and only if their inner product is

In the case of our given vectors, then, we have

#=-24+63-15#

#=24#

As the inner product of the two vectors is not