Question

Find the slope of line passing through the points (4,8) and (6, -2).
A. 1/5
B. 5
C. -1/5
D. -5

Answer 1

@luckythebest

Answer 2

D

Answer 3

how did you get D ?
@luckythebest
is it 4-6/8-(-2)

Answer 4

@ilovedaivd you put the change in x in numerator :P

its change in y/change in x; not change in x/change in y

Answer 5

\[\frac{ 2+8 }{ 4-6 }= -5\]

Answer 6

so 4-(-2)/8-6 ???

Answer 7

That is an easy way http://www.wolframalpha.com/input/?i=%284%2C8%29+and+%286%2C+-2%29+slope+

Answer 8

\[(X _{1},Y _{1}),(X _{2},Y _{2})\]

Answer 9

\[ m= \frac{ Y _{2} -Y _{1}}{ X _{2}-X _{1} }\]