m =(y2-y1)/(x2-x1)
m =(-2 + 3 )/(-3 -2)
m = 1/-5
m = -1/5
slope of the line that is perpendicular = 5
Answer:
5 students
Step-by-step explanation:
9 students studied for more than 3 and 4 students studied less .
9-4=5
x = 36
4 = 1/9 * x
36 = x
Answer: f-1 (x) = x/4
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