Let v and w be two vectors in the plane with given magnitudes. The angle between v and w is ?. Find the expression. Round the answer to the nearest tenth.
= 15, 
= 12, ? = 29°
Find 
A. 13.1
B. 37.8
C. -590.7
D. 28.3
Answer: A
Mathematics
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Add or subtract. Express the answer as a mixed number.12 - 
A. 9
B. 11
C. 11
D. 12
Mathematics
A point is traveling with uniform circular motion on a circular path of radius r. Find ? if 
cm and 
cm/sec.
? If the answer needs rounding, round it to three significant digits. ? __________ rad/sec Fill in the blank(s) with the appropriate word(s).
Mathematics
Subtract.-32 - 49
A. 17 B. 81 C. -81 D. -17
Mathematics
Solve the problem.A telephone costs $351. If the sales tax rate is 5%, how much tax is charged and what is the total price? Round your answers to the nearest cent.
A. $17.55, $368.55 B. $14.04, $365.04 C. $21.06, $372.06 D. $175.50, $526.50
Mathematics