Solve the problem.The table shows the number of new cases of a certain disease among women in six consecutive years. Data are in thousands rounded to the nearest hundred.YearNew Cases (thousands)20053.020063.420074.620085.420096.0201016.1Let x = 1 correspond to 2005 and let y be the number of new cases (in thousands) among women in year x. Find a quadratic function to model the data. Use the unrounded function to determine in what year the number of new cases among women will reach 20,000.
A. 1992
B. 1994
C. 1993
D. 1995
Answer: B
Mathematics
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Multiply.(-1)(-5.58)
A. 1 B. -1 C. 5.58 D. -5.58
Mathematics
Solve the problem.Suppose that a rectangular yard has a width of x and a length of 6x. Write the perimeter P as a function of x.
A. P = 14x2 B. P = 14x C. P = 6x2 D. P = 7x
Mathematics
An arc more than 180° is _______________:
Fill in the blank(s) with the appropriate word(s).
Mathematics
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics