Answer:
v ⋅ w = 17
Step-by-step explanation:
We are given that,
v = <3, 3, -8> and w = <9, -6, -1>
It is required to find v ⋅ w.
So, evaluating the expression, we get,
v ⋅ w = <3, 3, -8> ⋅ <9, -6, -1>
i.e. v ⋅ w = 3×9 + 3×(-6) + (-8)×(-1)
i.e. v ⋅ w = 27 - 18 + 8
i.e. v ⋅ w = 35 - 18
i.e. v ⋅ w = 17
Hence, after evaluating, we have, v ⋅ w = 17