Finding Slope
ISEE Upper Level Mathematics Achievement · Flashcards
ISEE UPPER LEVEL MATHEMATICS ACHIEVEMENT · FLASHCARDS
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QUESTION
What is the slope of the line through
(
−
3
,
8
)
(-3,8)
(
−
3
,
8
)
and
(
1
,
0
)
(1,0)
(
1
,
0
)
?
QUESTION
What happens to the slope value if you swap the two points in
m
=
y
2
−
y
1
x
2
−
x
1
m=\frac{y_2-y_1}{x_2-x_1}
m
=
x
2
−
x
1
y
2
−
y
1
?
QUESTION
What is the slope of the line through
(
−
6
,
1
)
(-6,1)
(
−
6
,
1
)
and
(
0
,
−
2
)
(0,-2)
(
0
,
−
2
)
?
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ANSWER
m
=
−
1
2
m=-\frac{1}{2}
m
=
−
2
1
. Compute
(
−
2
−
1
)
/
(
0
−
(
−
6
)
)
=
−
3
/
6
=
−
1
/
2
(-2-1)/(0-(-6))=-3/6=-1/2
(
−
2
−
1
)
/
(
0
−
(
−
6
))
=
−
3/6
=
−
1/2
.
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