Solve the problem.Find and simplify f(x) = x2 + 3x + 6, given f(a + h) - f(a).
A. 2ah + h2 + 3h
B. 2a2 + h2 + 3h
C. h2 + 3h
D. 2a2 + 2ah + h2 + 3h
Answer: A
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Determine whether the equation defines y as a function of x.y2 = 5x
A. Yes B. No
Solve the problem.A publishing company estimates the revenue from the sale of a popular book by the rational function 
where x is the number of years since publication and R(x) is the total revenue in millions of dollars. Find the total revenue at the end of the second year.
A. $610 million B. $680 million C. $640 million D. $630 million
Provide an appropriate response.Give the equation that describes the graph shown.
A. 
= 
B. 
= 
C. 
= 
D. 
= 
Solve.A bank loaned out $50,000, part of it at the rate of 
per year and the rest at a rate of 
per year. If the interest received was $4050, how much was loaned at 
A. $32,000 B. $31,000 C. $19,000 D. $18,000