Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Find the center of mass of a thin plate covering the given region with the given density function.The region bounded by the curves y = ± 
and the lines x = 1 and x = 9, with density ?(x) = 
A. 
= 4, 
= 0
B. 
= 2, 
= 0
C. 
= 5, 
= 0
D. 
= 3, 
= 0
Mathematics
Decide whether the statement is true or false. If the statement is false, give an example to show that it is false.A graph containing one or more vertices of degree 1 can have an Euler circuit.
What will be an ideal response?
Mathematics
Choose the graph that models the situation best.The average cost of a new house over the past 20 years.
A. 
B. 
C. 
D. 
Mathematics
Find an equation of the line containing the given pair of points(-2, -24) and (10, 84)
A. y = - 
x - 
B. y = 9x - 6
C. y = -9x - 42
D. y = 
x - 
Mathematics