Use the product, quotient, and power rules of logarithms to rewrite the expression as a single logarithm. Assume that all variables represent positive real numbers.log5 7 - log5 x
A. log5 
B. log10 
C. log5 (7 - x)
D. log5 
Answer: A
Mathematics
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Perform the indicated operation and express with the proper accuracy and precision. The first number given is approximate and the second number is exact. (Use calculator if needed).5.526(29)
A. 160.25 B. 160.3 C. 160 D. 160.254
Mathematics
Factor out the greatest common factor.x2 + 12x
A. x(x2 + 12) B. x2(1 + 12x) C. x(x + 12) D. No common factor
Mathematics
Determine the quadratic function whose graph is given.
Vertex: (- 1, 4)y-intercept: (0, 3)
A. f(x) = x2 - 4x + 3 B. f(x) = -x2 - 2x - 3 C. f(x) = -x2 - 4x + 3 D. f(x) = -x2 - 2x + 3
Mathematics
Solve the problem.How many distinguishable permutations of letters are possible using the letters in the word CRITICS?
A. 2520 B. 20,160 C. 1260 D. 5040
Mathematics