State whether the vectors are parallel, orthogonal, or neither.v = 4i + 2j,
w = 8i + 4j
A. Orthogonal
B. Parallel
C. Neither
Answer: B
Mathematics
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The pair of angles is supplementary. Given the measure of one of the angles, find the measure of the other angle.?ABC = 54.4°
A. ?PQR = 35.6° B. ?PQR = 144.4° C. ?PQR = 234.4° D. ?PQR = 125.6°
Mathematics
Use reduction formulas to evaluate the integral.
A. - 
csc3 
cot 
+ 
cot 
+ C
B. - 
csc2 
cot 
- 
csc 
+ C
C. - 
csc2 
cot 
- 
cot 
+ C
D. - 
csc2 
cot 
- 
cot 
+ C
Mathematics
The scores on a 30-point multiple-choice exam are given in the following frequency table:
The range on the exam is
A. 10. B. 7. C. 9. D. 8. E. none of these
Mathematics
Find the surface area of the figure. Use 3.14 for ?. Round your answer to hundredths.
A. 2,632 sq. ft B. 5,520 sq. ft C. 1,316 sq. ft D. 1,712 sq. ft
Mathematics