Question

What is the slope of the line that contains the points (4, -1) and (-1, 4)?

Answer 1

slope = - 1

Explanation:

Calculate the slope m using the slope formula

m =
`(y_(2)-y_(1) )/(x_(2)-x_(1) )`

with (x₁, y₁ ) = (4, - 1) and (x₂, y₂ ) = (- 1, 4)

m =
`(4+1)/(-1-4)` =
`(5)/(-5)` = - 1