Rationalize the denominator. 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Mathematics
The general term of a sequence is given. Determine whether the given sequence is arithmetic, geometric, or neither. If the sequence is arithmetic, find the common difference; if it is geometric, find the common ratio.{4n}
A. Geometric, r = 5 B. Geometric, r = 4 C. Arithmetic, d = 4 D. Neither
Mathematics
Rationalize the denominator and simplify. Assume that all variables represent positive real numbers.
A. 
B. 2
C. 
D. 11
Mathematics
Use factoring to find the zeros of the quadratic function. List the x-intercepts of the graph of the function.f(x) = x2 - 8x - 48
A. x = -12, x = 4 B. x = -12, x = 1 C. x = 12, x = 4 D. x = 12, x = -4
Mathematics