Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 129
B. 
C. 8
D. 
Answer: B
Mathematics
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Determine whether the equation is linear or nonlinear.8x - 
= 30
A. linear B. nonlinear
Mathematics
In a certain city there is a river running through the middle of the city. There are three islands and seven bridges as shown in the figure below.
In the graph that models this situation, the degree of the vertex that represents island B is
A. 2. B. 1. C. 4. D. 3. E. none of these
Mathematics
Perform the division.
A. z2 + 4z + 16 B. z2 - 4z + 16 C. z2 + 4z - 16 D. z2 + 8z + 16
Mathematics
The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.(-2, 0)
A. decreasing B. increasing C. constant
Mathematics