Find all solutions to the equation. Express the solution in degrees.3 sec x + 6 =0
A. 240° + 360°n or 300° + 360°n
B. 120° + 360°n or 240° + 360°n
C. 60° + 360°n or 300° + 360°n
D. 60° + 360°n or 120° + 360°n
Answer: B
Mathematics
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Solve the equation.x + 
= 12
A. x = 
B. x = 9
C. x = 
D. x = 
Mathematics
Simplify.102 + 7 ? 7 - (9 + 2 ? 4)
A. 148 B. 132 C. 732 D. 105
Mathematics
Find the unknowns on the right side of the partial fraction decomposition.
= 
+ 
A. A = - 
, B = 
, C = 0
B. A = 
, B = - 
, C = 0
C. A = - 
, B = 
, C = 0
D. A = 
, B = - 
, C = 0
Mathematics
Find the center (h, k) and radius r of the circle with the given equation. x2 + (y - 4)2 = 25
A. (h, k) = (0, 4); r = 5 B. (h, k) = (0, 4); r = 25 C. (h, k) = (4, 0); r = 5 D. (h, k) = (4, 0); r = 25
Mathematics