Find the equation of the line tangent to the graph of f at the indicated value of x.f(x) = 8 + ln x; x = 1
A. y = x + 7
B. y = x + 9
C. y = x - 7
D. y = x - 9
Answer: A
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Choose the first set in the list natural numbers, whole numbers, integers, rational numbers, and real numbers that describes the following number.0
A. Integers B. Natural numbers C. Rational numbers D. Whole numbers
Solve the problem.One printer can do a printing job in 11 hours. Another printer can do the same job in 14 hours. How long can they do the job working together?
A. 51
hours
B. 5
hours
C. 
hours
D. 6
hours
For the indicated voting system, determine the quota, the number of voters, and the weights of the voters.[15 : 1, 2, 3, 3, 4, 5]
A. Quota: 5, number of voters: 5, weights: 1, 2, 3, 3, 4, and 5 B. Quota: 5, number of voters: 15, weights: 1, 2, 3, 3, 4, and 5 C. Quota: 15, number of voters: 6, weights: 1, 2, 3, 3, 4, and 5 D. Quota: 6, number of voters: 15, weights: 1, 2, 3, 3, 4, and 5
Use the laws of exponents to simplify each expression using positive exponents only. Assume all variables represent nonzero real numbers.3-4
A. 
B. 
C. 81
D. -81