Perform the indicated operation.92 + (-72)
A. 20
B. -164
C. -20
D. 164
Answer: A
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Provide an appropriate response.Verify the identity using the definitions of hyperbolic functions. coth x = 
What will be an ideal response?
Use a calculator with a 
key or a 
key to solve the problem.The exponential function f(x) = 47.36(1.027)x describes the population of a certain country, y, in millions, in year x. a) Substitute 0 for x and, without using a calculator, find the country's population in year 0. b) Find the country's population in year 27 as predicted by this function.
A. a) 1 million; b) 102.554 million B. a) 47.36 million; b) 97.233 million C. a) 47.36 million; b) 99.858 million D. a) 1.027 million; b) 94.677 million
List the factors of the number.40
A. 1, 2, 4, 5, 8, 10, 40 B. 1, 2, 4, 5, 8, 10, 20, 40 C. 1, 2, 4, 5, 8, 10, 16, 20, 40 D. 1, 2, 4, 5, 8, 10, 12, 20, 40
Simplify the fraction.
A. 
B. 
C. 
D. 