Provide an appropriate response.Determine the quadrants in which the given point (x, y) may lie when x < 0.
A. I or IV
B. II or III
C. II or IV
D. III or IV
Answer: B
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Find the equation of a circle satisfying the given conditions.Center: (6, 0); radius: 7
A. x2 + (y + 6)2 = 7 B. (x - 6)2 + y2 = 49 C. x2 + (y - 6)2 = 7 D. (x + 6)2 + y2 = 49
Provide an appropriate response.Find the coordinates of all points (x, y) on the graph of the equation x2y - y3 = 8 where the tangent line is horizontal.
A. (-2
, -2), (2
, 2)
B. (0, 0)
C. (0, -2)
D. (-2
, 0), (0, -2), (2
, 0)
Write a matrix to display the information.At a store, Sam bought 4 batteries, 24 60-watt light bulbs, 45 100-watt light bulbs, 7 picture-hanging kits, and a hammer. Jennifer bought 6 batteries, 4 100-watt light bulbs, and a package of tacks. Write the information as a 2 × 6 matrix.
A. 
B. 
C. 
D. 
Change 
rad to degrees.
A. 120 o B. 59 o C. 60 o D. 4.5 o E. 30 o