Math, asked by saraqueen4573, 1 year ago

Condition for pair of straight line represent a pair of parallel lines?

Answers

Answered by nitthesh7

The condition for parallel lines must be

a₁/a₂ = b₁/b₂ ≠ c₁/c₂

where the pair of linear equations must be

a₁x + b₁y + c₁ = 0

a₂x + b₂y + c₂ = 0
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