Graph the curve whose parametric representation is given. x = t2, y = 
+ 5; 0 ? t ? 4 
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.The recipe for a chocolate chip cake calls for 
pound of chocolate chips. If a bakery wants to make 20 cakes, how many pounds of chocolate chips will they need?
A. 20 pounds B. 5 pounds C. 16 pounds D. 4 pounds
Initially a city has a population of 104 thousand. Over the first 10 years the population grows exponentially at a rate of 11% per year. Over the next 10 years the population grows linearly at a rate of 33 thousand individuals per year.
?
A: Find a formula that gives the population N, in thousands, over the first 10 years.
?
B: Find a formula that describes the population from year 10 to year 20. Be careful: Year 10 corresponds to 
, not to 
.
?
C: Find a formula for a piecewise-defined function that describes the population over the 20-year period.
?
D: Make a graph of the population over the 20-year period.
?
What will be an ideal response?
Find the following. Assume that the letter can represent any real number.
A. 
B. -
C. 
D. x
Find the center of the hyperbola.x2 - 16y2 + 6x - 32y - 23 = 0
A. (-7, -1) B. (-3, -5) C. (-3, -1) D. (-1, -3)