Use the graph to evaluate the expression.(f?g)(-2)
A. -3
B. 0
C. 4
D. 3
Answer: A
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Find the limit.
cos-1 x
A. ? B. 1 C. 0 D. -1
Use the given growth rate to find the approximate doubling time and to predict the population in 50 years of a growing suburban town (based on a current population of 100,000).Use the average growth rate between 1850 and 1950, which was about 0.2%.
A. 345 years; population in 50 years = 106,121 B. 350 years; population in 50 years = 110,409 C. 360 years; population in 50 years = 108,244 D. 352 years; population in 50 years = 112,617
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 29,400,000,000,000 B. 600,000 C. 29,400,000 D. 600,000,000,000
Define functions F and G from R to R by the following formulas:
F(x) = (x + 1)(x ? 3) and G(x) = (x ? 2)^2 ? 7. Does F = G? Explain.