Simplify the complex rational expression.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Determine the equation of the given line, as well as the slope of the line. If the slope is undefined, state this.
A. x = -4, m: undefined B. y = x - 4, m = 0 C. y = -4, m: undefined D. y = x - 8, m = 1
Mathematics
Evaluate.(-1)15
A. -15 B. 15 C. 1 D. -1
Mathematics
The polar equation of the graph is either r = a + b cos ? or r = a + b sin ?, a > 0, b > 0. Match the graph to one of the equations. 
A. r = 3 + 4 cos ? B. r = 3 + 4 sin ? C. r = 4 + 3 cos ? D. r = 4 + 3 sin ?
Mathematics
The following expressions represent denominators of rational expressions. Find their LCD.n, 5 + n, and 5 - n
A. n(5 + n)(5 - n) B. n2 + 25 C. 25n2 D. 25 - n2
Mathematics