Convert the polar equation to a rectangular equation.r = 8 csc ?
A. y2 = 8
B. x2 + y2 = 8
C. x = 8
D. y = 8
Answer: D
Mathematics
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Given f(x) and g(x), find the composition.f(x) = 
; g(x) = 2x - 1Find (f ? g)(-13).
A. 3 B. -3 C. 2 D. Undefined
Mathematics
Solve the problem.In a sale, the price of a computer is reduced from $1460 to $1289. Find the discount and the rate of discount. Round the discount rate to the nearest tenth of a percent if necessary.
A. $161; 11% B. $171; 13.3% C. $161; 12.5% D. $171; 11.7%
Mathematics
Use common or natural logarithms to solve the exponential equation symbolically.2(x - 1) = 16
A. x = 
+ 1
B. x = 1 + 
C. x = - 
- 1
D. x = 
- 1
Mathematics
Find the requested value.f(0) for f(x) = 
A. -9 B. 6 C. -6 D. 9
Mathematics