Hi! Can someone help me with these? Thanks a bunch! :)

Question

1.) Find the dot product.
<0, 3> ∙ <4, -2>

2.) Find the dot product of u and v.

u = <-4, 1>
v = <2, -3>

Answer 1

in general:
<a, b> ∙ <c, d>
= ac + bd

so
<0, 3> ∙ <4, -2>
= 0 + (-6) = -6

repeat for #2