SOLUTION: Find two quadrants in which there are no points on the graph of xy = 12. a. I & II b. I & III c. I & IV d. II & III e. II & IV f. III & IV g. Al of these have points in at

Algebra ->  Graphs -> SOLUTION: Find two quadrants in which there are no points on the graph of xy = 12. a. I & II b. I & III c. I & IV d. II & III e. II & IV f. III & IV g. Al of these have points in at      Log On


   



Question 51199: Find two quadrants in which there are no points on the graph of xy = 12.
a. I & II
b. I & III
c. I & IV
d. II & III
e. II & IV
f. III & IV
g. Al of these have points in at least three quadrants.

Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
Since you have a product of x times y equal to a positive number, this means that either x and y are both positive (Quadrant I) or they are both negative (Quadrant III). Therefore all the points are in Q I and III, so there are NO points in Q II and IV. Final answer is e).

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