Find the exact value of the expression using the provided information.Find tan(s + t) given that cos s = 
, with s in quadrant I, and 
with t in 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; 
B. diverges
C. converges; 
D. converges; 
Mathematics
Express the number in scientific notation.0.000101
A. 1.01 × 10-5 B. 1.01 × 10-3 C. 1.01 × 10-4 D. 1.01 × 104
Mathematics
Solve the system by the addition method.y2 + 3x2 = 17y2 - x2 = 1
A. (3, 
), (3, -
), (-3, 
), (-3, -
)
B. (3, 
), (3, -
)
C. (2, 
), (2, -
), (-2, 
), (-2, -
)
D. (2, 
), (2, -
)
Mathematics
Use duality to solve the problem.Minimizew = 4y1 + 2y2subject to:3y1 + 2y2 ? 60 4y1 + y2 ? 40 y1 ? 0, y2 ? 0
A. 48 B. 64 C. 66 D. 80
Mathematics