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Without graphing, find the slope of each line described below.

A) A line that goes through the points (4,1) and (2,5)

B) A line that goes through the origin and the point (10,5)

C) A vertical line that goes through the point (6,-5)

D) A line that goes through the points (1,6) and (10,6)

Respuesta :

tranquynhyennhi
A) m= (5-1)/(2-4)= -2
B) m= (5-0)/(10-0) = 1/2
C) m= undefined
D) m= 0

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