Find the vertices of the ellipse.
+ 
= 1
A. (2 + 3
, -2), (2 - 3
, -2)
B. (- 3
, -2), (3
, -2)
C. (-4, -2), (8, -2)
D. (6, -2), (-6, -2)
Answer: C
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Estimate the value of the quantity.The table shows the velocity of a remote controlled race car moving along a dirt path for 8 seconds. Estimate the distance traveled by the car using 8 subintervals of length 1 with right-end point values.
A. 182 in. B. 178 in. C. 188 in. D. 172 in.
Using a graphing calculator to graph f and g in the window [0, 6, 1] by [0, 6, 1]. Which function is greater when 
?f(x) = x1/3, g(x) = x1/5
A. g(x) B. f(x)
Determine if the given ordered triple is a solution of the system. x + y + z = -2 x - y + 3z = -145x + y + z = -18(-4, 4, -2)
A. Yes B. No
Use the quadratic formula to find the exact solutions.2x2 - 5x - 42 = 0
A. -7, 6
B. -6, 
C. - 7, 12
D. - 
, 6