college physics
posted by caitlin .
Consider two vectors A = 4i  4j and B = i  8j .
(a) Calculate A + B.
(b) Calculate A  B.
(c) Calculate absolute value(A + B).
(d) Calculate absolute value(A  B).
(e) What is the direction of A + B? (from the +x axis)
(f) What is the direction of A  B? (from the +x axis)
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