21-02-2022
Mathematics

contestada

What is the slope intercept form of the equation of the line passing through (1,2) and (3,10).

Respuesta :

zsm2800 zsm2800

22-02-2022

Answer:

y = 4x - 2

Step-by-step explanation:

slope = (10 - 2)/(3 - 1) = 8/2 = 4

Let the equation be y = 4x + b

Sub (1, 2) into it,

2 = 4*1 + b

so b = 2 - 4 = -2

The equation is y = 4x - 2

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