46
?Find the projection of u onto v if , 
, 
.
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: A
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Perform the indicated operations. Leave the result in polar form.[3(cos 40° + j sin 40°)]4
A. 81(cos 404° + j sin 404°) B. 7(cos 160° + j sin 160°) C. 12(cos 160° + j sin 160°) D. 81(cos 160° + j sin 160°)
Use unit ratios or conversion factors to change to the units indicated. Round to the nearest tenth, if necessary.8.89 kg to pounds
A. 19.6 lb B. 4.0 lb C. 252.0 lb D. 17.8 lb
Subtract.200 - 290
A. -90 B. 490 C. -490 D. 90
Refer to the figures and recursive rules below to answer the following question(s).
Which of the rules above, when recursively applied infinitely many times does not produce a figure with exact self-similarity?
A. Rule C B. Rule B C. Rule D D. Rule E E. all of these produce figures with exact symmetry of scale.