Solve the problem using the quadratic formula.The cumulative number (in thousands) of deaths from a certain disease from 2000 to 2010 may be modeled by
where x = 0 corresponds to 2000, x = 1 to 2001, etc. Use the formula for f(x) to estimate symbolically the year when the total number of deaths reached 110 thousand.
A. 2009
B. 2007
C. 2008
D. 2006
Answer: D
Mathematics
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Find the exact circular function value.csc
A.
B.
C. 2
D.
Mathematics
List all the elements of set B that belong to the indicated set.B = Whole numbers
A. 11, 0, ,
B. 11, 0
C. 11, -17, 0
D. 11, -17, 0,
Mathematics
Classify the statement as an example of theoretical or experimental probability.The probability of getting heads and a 1 when a coin is tossed and a die is rolled is .
A. theoretical B. experimental
Mathematics
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 0.5x - 2 B. y = 0.17x + 2.11 C. y = x - 8 D. y = 0.11x + 2.49
Mathematics