Solve the problem.If a single card is drawn from a standard 52-card deck, in how many ways could it be an ace or a spade?
A. 17
B. 16
C. 4
D. 1
Answer: B
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Solve the problem.Brand X copier has improved its copier so that it produces 19% more copies than its old model. If the old model ran 681 copies per hour, how many copies would the new model run? Round your answer to the nearest whole number.
A. 376 copies per hour B. 696 copies per hour C. 810 copies per hour D. 795 copies per hour
Find the intersection.{a, b, c, d, e} ? {f, g, h, i, j}
A. {a, b, c, d, e} B. ? C. {e, f} D. {a, b, c, d, e, f, g, h, i, j}
Find the integral using an appropriate trigonometric substitution.
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.
(log5 (r - 2) - log5 r)
A. log5 
B. log5 
C. log5 
D. log5 