Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.log x + log (x2 - 169) - log 6 - log (x - 13)
A. log 
B. log 
C. log 
D. log 
Answer: C
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Find the absolute value.
A. ±2.2 B. -2.2 C. 0 D. 2.2
Answer the question.How can the graph of f(x) = -7x2 + 1 be obtained from the graph of 
A. Stretch it vertically by a factor of 7, reflect it across the x-axis, and shift it 1 units upward. B. Stretch it vertically by a factor of 7, reflect it across the y-axis, and shift it 1 units upward. C. Stretch it horizontally by a factor of 1, reflect it across the x-axis, and shift it 7 units upward. D. Stretch it horizontally by a factor of -7, reflect it across the x-axis, and shift it 1 units downward.
Write a mixed number to represent the measurement shown.According to a recent study, 16 out of 23 visits to a hospital emergency room were for an injury. What fraction of emergency room visits are NOT injury-related?
A. 
B. 
C. 
D. 
Simplify the expression. Write the result using positive exponents only.
A. 
B. y8
C. 
D. 