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Popular Functions >

line (-1,2),(2,-4)

Solution

line

(- 1, 2), (2, - 4)

Solution

y = - 2 x

Solution steps

Find the line

y = mx + b

passing through

(- 1, 2)

,

(2, - 4)

Compute the slope

(- 1, 2), (2, - 4) : m = - 2

Compute the

y

intercept:

b = 0

Construct the line equation

y = mx + b

where

m = - 2

and

b = 0

y = - 2 x

Graph

Popular Examples

domain of \sqrt[4]{x^2-3x}domain

4 x^{2} - 3 x

intercepts of f(x)=x^4-1 intercepts

f (x) = x^{4} - 1

slope of y=2x-7 slope

y = 2 x - 7

distance (-7, 9/14),(7, 9/14)distance

(- 7, \frac{9}{14}), (7, \frac{9}{14})

distance (6,-2),(3,-9)distance

(6, - 2), (3, - 9)

Frequently Asked Questions (FAQ)

What is the line (-1,2),(2,-4) ?
The line (-1,2),(2,-4) is y=-2x