
Arturo O. answered 07/12/20
Tutor
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Experienced Physics Teacher for Physics Tutoring
v•w = vxwx + vywy
vx = 4
vy = -2
wx = 2
wy = 3
Plug in the numbers and evaluate.
Jocelyn Z.
asked 07/11/20Given v=4i-2j and w=2i+3j find v•w
Arturo O. answered 07/12/20
Experienced Physics Teacher for Physics Tutoring
v•w = vxwx + vywy
vx = 4
vy = -2
wx = 2
wy = 3
Plug in the numbers and evaluate.
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