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2 votes
Line CD contains points A (4,-7) and B (4,8). the slope of line CD is

a) zero
b) undefined
c) positive
d) negative

User Xarn
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7.9k points

2 Answers

4 votes
it is negative and postive
User Georgann
by
7.4k points
2 votes
the correct answer is A.

User Tinus Wagner
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