Find the function value to four decimal places.Find tan ? if sec ? = 3.9530 and sin ? < 0.
A. 9.1855
B. 6.0470
C. -4.0775
D. -3.8244
Answer: D
Mathematics
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Solve the equation. Express irrational answers in exact form and as a decimal rounded to 3 decimal places.
x = 91 - x
A. 
? 1.386
B. ln 
- ln 9 ? -1.350
C. 
? 1.257
D. 
? 0.722
Mathematics
Write a percent for both the shaded and unshaded parts of the figure.
A. 10% B. 0.01% C. 1% D. 0.1%
Mathematics
Determine whether the given point is in the solution set to the given system.(7, 2, -5)3x - 8y + z = 02x + 4y - 3z = 37-x + 2y - z = 2
A. No B. Yes
Mathematics
Solve the problem.If a submarine goes 2k3 + 14k2 + 10k - 56 miles in 2k + 8 hours, what is its rate of speed?
A. k2 + 11k - 7 mph B. k2 + 3k - 7 mph C. k2 - 3k + 7 mph D. k3 + 3k2 - 7k mph
Mathematics