First slide

Equation of line in Straight lines

Question

With respect to the line $3 x - 4 y = 8,$ the points $(1, 0), (5, 6)$ are

Easy

A

Same side
B

On the line
C

Opposite side
D

Can not say

Solution

$L_{11} = 3 (1) - 4 (0) - 8 = - 5 < 0$
$L_{22} = 3 (5) - 4 (6) - 8 = - 17 < 0$
$∴ L_{11}, L_{22}$ have same sign they are on same side of the line.

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