Question

Find the equation of the line passing through : (0, 1) and (1, 2)

Answer 1

Let (0, 1) = (x₁, y₁) and (1, 2) = (x₂, y₂)

∴ Slope of the line = `(2 - 1)/(1 - 0) = 1`

The required equation of the line is given by:

y – y₁ = m(x – x₁)

y – 1 = 1(x – 0)

y – 1 = x

y = x + 1