Convert the radical expression to its rational exponent form and then simplify. Assume that all variables represent positive numbers.
A. 71/6
B. 1
C. 76
D. 75/6
Answer: A
Mathematics
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Determine the slope, if it exists, of the graph of the given linear equation.y = 
A. not defined
B. m = 
C. m = 0
D. m = - 
Mathematics
Decide whether or not the functions are inverses of each other.f(x) = 9x2 + 2, g(x) = 
A. Yes; No values need to be excluded. B. No C. Yes; Exclude the interval (-?, 2) D. Yes; Exclude the interval (-?, 9)
Mathematics
Solve the problem.On the first four exams, your grades are 77, 84, 69, and 78. You are hoping to earn a C in the course. This will occur if the average of your five exam grades is greater than or equal to 70 and less than 80. What range of grades on the fifth exam will result in earning a C?
A. (32, 82] B. [32, 82) C. (42, 92] D. [42, 92)
Mathematics
Express in terms of i.- 
A. 2i
B. 2
C. -2i
D. -2
Mathematics