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Module 1: Part 3

Spring 2021


1
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Across
3
Lines that intersect in a special way: the angles form right angles, and the slopes are negative reciprocals of each other; therefore, the product of the slopes of these lines will be -1.
4
Symbol used in interval notation: designates where the interval starts or stops, but includes the endpoint; therefore, is never used for infinity or negative infinity
5
These are lines such that the y values are fixed at a particular number, but the x value can take on any value. The slope of these lines are zero.
Down
1
How answers are typically given in solving inequalities: usually involve the use of parentheses and sometimes brackets and always give from the smallest value on the left to the largest value on the right
2
Symbol used in interval notation. Designates where the interval begins or stops, but does not include the endpoint ; therefore it is always used for infinity or negative infinity.