Question

What is the dot product of `<1,5,-3 >` and `<-8,3,-5 >`?

Answer 1

`<1,5,-3>.<-8,+3,-5> =22`

Explanation:

`<1,5,-3>.<-8,+3,-5> =-8+15+15`
`<1,5,-3>.<-8,+3,-5> =22`