Assume that the national health care expenditure H (in billions of dollars) can be modeled (that is, accurately approximated) by the formula 
where t is the number of years past 1960. Approximate the national health expenditure in 1974. Round your answer to the nearest tenth of a billion.
?
A. $134.7 billion
B. $110.9 billion
C. $122.2 billion
D. $121.7 billion
E. $134.2 billion
Answer: C
Mathematics
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Find the limit.
A. 
B. 0
C. 1
D. No limit
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Express the following ratio as a fraction in lowest terms.The ratio of all members to women members in a club whose members are 30 men and 12 women
A. 
B. 
C. 
D. 
Mathematics
Multiply.-5x(-3x + 8)
A. 15x2 + 8x B. -25x2 C. -3x2 - 40x D. 15x2 - 40x
Mathematics
Solve the system.
?
?
If the system has an infinite number of solutions, express them in the form (x, y(x)). Example: (x, ax + b).
What will be an ideal response?
Mathematics