Let p represent a true statement, and let q and r represent false statements. Find the truth value of the given compound statement.p ? (q ? p)
A. True
B. False
Answer: A
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Which of the following does not occur in tessellations? ?
A. ?A regular polygon tessellates about a point. B. ?An equilateral triangle tessellates about a point. C. ?A square tessellates about a point because 4 rotations of 90? completes the tessellation. D. ?A regular hexagon tessellates about a point because 3 rotations of 120? completes the tessellation. E. ?There are no other regular polygons with sides greater than 6 which tessellate.
Solve the system by graphing. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(-2, -5)} B. {(5, -2)} C. no solution; ? D. {(-2, 5)}
Provide an appropriate response.A markdown is the difference between the sale price and the original selling price.
A. True B. False
Solve.x2 + y2 = 815x2 + 2y2 = 196
A. 
, 
B. 
, 
, 
, 
C. 
, 
, 
, 
D. 
, 