Solve. Give your answer as a mixed number if appropriate.
= 
A. 7
B. 1
C. 0
D. 3
Answer: C
Mathematics
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Find the indicated set given A = {-3, 0, 2, 5, 6, 11, 16, 23}, B = {-3, 0, 16, 23}, and 
A ? B ? C
A. {-7, -4, -3, 0, 11, 16, 23} B. {-7, -4, -3, 0, 2, 5, 6, 11, 16, 23} C. {16, 23} D. {-3, 0, 2, 5, 6, 11, 16, 23}
Mathematics
Perform the indicated operations. Write the result in the form a + bj.6j(2 - 3j)
A. 12j + 18j2 B. 12j - 18 C. 12j - 18j2 D. 18 + 12j
Mathematics
Use the properties of logarithms to find the exact value of the expression. Do not use a calculator.log4 23 ? log23 64
A. 64 B. 3 C. 23 D. 4
Mathematics
Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.(2xy)2
A. 4x2y2
B. 2x2y2
C. 4xy
D. 
Mathematics