Express the radical in simplest form, rationalize denominators, and perform the indicated operations.21
- 7
A. 14
B. 28
C. 70
D. 14
Answer: A
Mathematics
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Use Cramer's rule to solve the system of linear equations.-5x + 9y = 45 3x - 2y = -10
A. (0, 6) B. (-1, 6) C. (0, 5) D. No solution
Mathematics
Solve the inequality.For the function g(x) = 
, solve g(x) > 0.
A. (-?, -6) ? (7, ?) B. (-?, -6) C. (7, ?) D. (-6, 7)
Mathematics
Give the range of the function.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics
Fill in the blank with one of the words or phrases listed below.
The 
numbers are numbers greater than zero.
A. absolute value B. positive C. signed D. negative
Mathematics