Express as a sum of logarithms.log4 9x
A. log4 9 + log4 x
B. log2 9 + log2 x
C. log4 9 - log4 x
D. log2 9 - log2 x
Answer: A
Mathematics
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Solve the problem.The graph of y (solid line) and four other functions (dashed patterns) are shown. Which of the four functions is the graph of the derivative of y? 
A. IV B. I C. II D. III
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Provide an appropriate response.If P(A ? B) = 0.2, can P(A) = 0.9, P(B) = 0.8, and A and B be independent events?
A. Yes B. No
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Factor the polynomial.15z2 + 2z - 8
A. (15z - 2)(z + 4) B. (3z + 2)(5z - 4) C. (3z - 2)(5z + 4) D. prime
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 132
B. 
C. 
D. 1
Mathematics