Express as a sum of logarithms.ln 0.9b
A. ln 0.9 - ln b
B. ln 0.9 + ln b
C. ln(0.9 + b)
D. ln 9 - ln b
Answer: B
Mathematics
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Solve the problem.If the price for a product is given by p = 6400 - x2, where x is the number of units sold, then the revenue is given by R = px = 6400x - x3. How many units must be sold to give zero revenue?
A. 0, 6400 B. 0, 80 C. 6400 D. 0
Mathematics
Insert <, >, or = between the pair of numbers to form a true statement.0.33 _____ 0.38
A. > B. < C. =
Mathematics
Identify the polynomial as a monomial, binomial, trinomial, or none of these.-19c4 + 8c3 - 4c2
A. Monomial B. Binomial C. Trinomial D. None of these
Mathematics
Solve the inequality. Write the solution in interval notation.
< 7
A. (-?, -9) ? 
B. (-?, -9) ? (9, ?)
C. 
D. 
? (9, ?)
Mathematics