Graph.(y + 2)2 - (x + 2)2 = 2
A. 
B. 
C. 
D. 
Answer: B
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Use a calculator to approximate the square root to three decimal places. Check to see that the approximation is reasonable.
A. 3.159 B. 10.000 C. 3.162 D. 3.167
Solve the problem.The winning times (in seconds) in a speed-skating event for men can be represented by the expression 
where x represents the year, with x = 0 corresponding to 1920. (For example in 1992, x would be 
What would the winning time in 1982 be according to the model? Round your answer to the nearest hundredth.
A. 42.49 sec B. 40.57 sec C. 41.53 sec D. 2878.29 sec
Translate into an equation and solve.The quotient of a number and -0.9 is 9.8.
A. -8.82 B. 8.93 C. -9.92 D. 10.7
Find the quotient. Write the answer in standard form.
A. 7 B. 7i C. -7 D. -7i