Rationalize the denominator. Assume that all variables represent positive real numbers and that the denominator is not zero.
A. 4
B. 4
C. 
D. 
Answer: D
Mathematics
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First, create a scatter plot for the data in the table. Then, use the shape of the scatter plot given to determine if the data are best modeled by a linear function, an exponential function, a logarithmic function, or a quadratic function.
A. 
exponential function
B. 
quadratic function
C. 
linear function
D. 
logarithmic function
Mathematics
Multiply.57.037 × 0.001
A. 0.57037 B. 0.057037 C. 5.7037 D. 570.37
Mathematics
Find the vertices of the hyperbola with the given equation.64x2 = 81y2 + 5184
A. (0, -8), (0, 8) B. (-9, 0), (9, 0) C. (0, -9), (0, 9) D. (-8, 0), (8, 0)
Mathematics
Use the Rational Zero Theorem to list all possible rational zeros for the given function.f(x) = x5 - 3x2 + 3x + 7
A. ± 1, ± 
B. ± 7, ± 
C. ± 1, ± 7
D. ± 
, ± 
, ± 7
Mathematics