Determine whether the graph of the equation is a circle, parabola, ellipse, or hyperbola. Sketch the graph.x = y2 - 1
A. 
B. 
C. 
D. 
Answer: D
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Nathan is shopping for automobile tires. Surefire’s Repair Shop has a set of four tires for $456. Next month, Surefire’s is having a sale on these tires where you get four tires for the price of three tires. What is the price for a set of four tires during the special sale?
A. 114 B. 342 C. 456 D. 228
Rewrite the given expression as a single logarithm. Assume that all variables are defined in such a way that variable expressions are positive and bases are positive numbers not equal to 1.log310 - log3y
A. log6
B. log3
C. log3(10 - y)
D. log3
For the given equation, first identify the phase shift and then sketch one complete cycle of the graph. Graph y = cos x on the same coordinate system.
?
?
A. ?
Phase Shift = 
B. ?
?Phase Shift =
C. ?
?Phase Shift =
D. ?
?Phase Shift =
E. ?
?Phase Shift =
Solve the system by graphing.x - y = 2x + y = 10
A. {(12, 8)} B. {(4, 6)} C. {(8, 12)} D. {(6, 4)}