Question

What is the slope of (-1,1) and (4,-1)

Answer 1

-0.4

Explanation:

Point A

(

x

A

,

y

A

)

= (-1, 1)

Point B

(

x

B

,

y

B

)

= (4, -1)

Objective :

Find the slope of a line that passes through points A and B.

Formula :

Slope

m

=

y

B

−

y

A

x

B

−

x

A

Solution:

Slope

m

=

−

1

−

1

4

−

−

1

=

−

2

5

m = -0.4