Determine the limit algebraically, if possible.
A. 0
B. Does not exist
C. -7
D. 3
Answer: C
Mathematics
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Add.15 + (-6) + 18 + (-11)
A. 16 B. 50 C. -20 D. 2
Mathematics
Find the LCD for the pair. Write the fraction pair as equivalent fractions with the LCD as their denominators.
, 
A. (t + 3)(t - 5); 
, 
B. (t - 5); 
, 
C. 6t; 
, 
D. (t + 3); 
, 
Mathematics
Find a formula for f-1(x).f(x) = 6x + 4
A. f-1(x) = -6x - 4
B. f-1(x) = 
C. f-1(x) = 
- 4
D. f-1(x) = 
Mathematics
In 1996, the population of a country was estimated at 4 million. For any subsequent year the population P(t) in million is 
, where t is the number of years since 1996. Use a graphing calculator to estimate the population in 2005. Round your answer to the nearest thousand.
a. 4,743,000 b. 4,699,000 c. 4,655,000 d. 4,833,000
Mathematics