Find the indicated term for the geometric sequence with the first term a1 and common ratio r.Find a2 when a1 = 1728, r = 
A. a2 = - 
B. a2 = 432
C. a2 = 
D. a2 = -432
Answer: B
Mathematics
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Write the complex number in trigonometric form, using degree measure for the argument.-3i
A. 3(cos 90° + i sin 90°) B. 3(cos 270° + i sin 270°) C. 3(cos 180° + i sin 180°) D. 3(cos 0° + i sin 0°)
Mathematics
Find y".y = 
4
A. - 
3
B. 
2 + 
3
C. 12 
2
D. - 
2 + 
3
Mathematics
Determine the value of the trigonometric function of s using the given information.sin s = - 
, cos s = 
Find sec s.
A. - 
B. 2
C. - 
D. 
Mathematics
Solve the problem.Find the present value of the deposit. $3000 at 4% compounded monthly for 2 years. Round to the nearest cent.
A. $3241.43 B. $2769.72 C. $3249.43 D. $2777.72
Mathematics