Write the number in scientific notation.408
A. 4.8 × 102
B. 4.8 × 103
C. 4.08 × 102
D. 4.08 × 103
Answer: C
Mathematics
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The number of viewers of a television series introduced several years ago is approximated by the function 
, where N(t) (measured in millions) denotes the number of weekly viewers of the series in the t th week. Find the rate of increase of the weekly audience at the end of week 12.
?
A. 13.439 million/wk B. 3.360 million/wk C. 0.529 million/wk D. 0.132 million/wk E. 25.398 million/wk
Mathematics
Find the x-intercepts of the function.f(x) = 
- 
A. 
B. 
C. 
, 
D. 
Mathematics
Solve the problem.The stock market gained 7 points on Tuesday and lost 39 points on Wednesday. Find the difference between these changes.
A. -46 points B. 32 points C. 46 points D. -32 points
Mathematics
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics