Solve the problem.
-U. S. Census Bureau data shows that the number of families in the United States (in millions) in year x is given by h(x) = 51.42 + 15.473 · log x , where x = 0 is 1980. How many families were there in 2002?
A) 48 million
B) 72 million
C) 21 million
D) 90 million

Question

Quizplus · Accepted Answer

To find the number of families in 2002, we need to substitute x = 22 (since 2002 is 22 years after 1980) into the formula:
h(22) = 51.42 + 15.473 · log 22
≈ 72 million
Therefore, the answer is B: 72 million.

Solve the Problem. -U. S. Census Bureau Data Shows That the Number of the Number