1. 2y > 6 and y â “ 2 < 4
a. y > 3 and y < -6
b. y > 3 and y < 6
c. y < 3 and y < 2
d. y < -3 and y > 2
2. -2 < y + 4 < 16
a. -6 < y < 12
b. 2 < y < 20
c. -2 < y < 12
d. -2 < y < 20
3. The graph for problem #2 is
a. closed circle at -6, open at 12, and shaded in between
b. closed circle at 2, open at 20, and shaded in between
c. closed circle at -2, open at 12, and shaded in between
d. closed circle at -2, open at 20, and shaded in between
DISJUNCTIONS ---- Inequalities using OR
4. 3x > -9 OR 8 + x < -4.
a. x < -3 OR x < 4
b. x < -3 OR x < 12
c. x > -3 OR x < -12
d. x > -3 OR x < -4
5. The graph for problem #5 is
a. open at -3, open at 4 and shaded in between
b. open at -3 and shaded to the right and open at -12 and shaded to the left
c. open at -3, open at -12 , and shaded in between
d. open at -3 and shaded to the left, and open at -4 and shaded to the right
1. B
2. A
Good luck with the rest
all of these are quite easy. There are no trick questions. In the time it took you to post this question, you could have answered them all.
1. Y>3
1a) 3
1b) 3
1c.) ?
1d) ?
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