7
algebraWhich graph represents and ?
A
Region right of x=-1 and below y=2
B
Region left of x=-1 and below y=2
C
Region right of x=-1 and above y=2
D
Region left of x=-1 and above y=2
Correct Answer: A
Choice A is the correct answer. Intersect the two regions.
- : Right of vertical line .
- : Below horizontal line .
- Intersection: Bottom-right quadrant formed by these lines.
?�� Strategic Tip: controls left/right, controls up/down.
Choice B is incorrect because it shades left (). Choice C is incorrect because it shades above (). Choice D is incorrect because it shades left and above.