Find the indicated term of the geometric sequence.9th term of 1, 2, 4, ...
A. a9 = 512
B. a9 = 1024
C. a9 = 4
D. a9 = 256
Answer: D
Mathematics
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Calculate the work done by the force F along the path C.F = 
i + j + 2k; C: r(t) = t8i + t6j + tk , 0 ? t ? 1
A. W = ln
B. W = ln
+ 3
C. W = ln
+ 3
D. W = ln
+ 8
Mathematics
Use an identity to write the expression as a single trigonometric function or as a single number.± 
A. cos 76? B. sin 19? C. cos 19? D. sin 76?
Mathematics
Solve the equation.
- 
= 
A. 
B. 
C. - 
D. - 
Mathematics
Find the sum or difference.- 4.73 - (-9.144)
A. 4.413 B. 4.514 C. 4.414 D. 4.424
Mathematics