Simplify the fraction.
A. 
B. 
C. 
D. 
E. 
Answer: B
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Provide an appropriate response.
Using only this graph of f(x) = a(x - h)2 + k, what are the signs of h and k?
A. h is positive and k is negative. B. h is negative and k is positive. C. Both are positive. D. Both are negative.
Convert the units using unit fractions.21,120 ft = 
mi
A. 105.6 B. 4.5 C. 4 D. 5
Establish the identity.
+ 1 = 2 sin2v
What will be an ideal response?
Solve the problem.The polynomial 
gives the approximate total earnings of a company, in millions of dollars, where x represents the number of years since 1996. This model is valid for the years from 1996 to 2000. Determine the earnings for 1998. Round your answer to two decimals, if necessary.
A. $2.27 million B. $2.3 million C. $2.12 million D. $2.45 million