Use properties of rational exponents to simplify the expression. Assume that any variables represent positive numbers.
A. 25x5/6
B. 25x3
C. 5x5/6
D. 5x2/3
Answer: A
Mathematics
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Determine the domain and range of the function.f(x) = 7 - x2
A. Domain: (-?, ?) Range: [-7, ?) B. Domain: (-?, ?) Range: (-?, 7] C. Domain: (-?, ?) Range: (-?, -7] D. Domain: (-?, ?) Range: [7, ?)
Mathematics
Perform the indicated operation and simplify. Write the result in the form a + bi.(4 - 4i) - (4 - i)
A. 0 - 5i B. 0 - 3i C. 8 - 5i D. 8 - 3i
Mathematics
Find the median for each data set.9, 35, 11, 29, 6, 41, 50
A. 35 B. 29 C. 26 D. 11
Mathematics
Use the substitution method to solve the system.8x + 5y = 68-4x + 2y = -16
A. (6, 5) B. (6, 4) C. (5, 5) D. No solution
Mathematics