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IITJEE staraight lines Archives - Best Maths Practice Material

IITJEE staraight lines

Pair of lines
class 11th

Pair of straight line.

Equation of pair of straight line.                     What does concept of pair of straight line represent.                     Let $L_1\,:\,a_1x+b_1y+c_1=0$ and  $L_2\,:\,a_2x+b_2y+c_2=0$ be two lines, then pair of straight line (also called as combined equation of given lines) […]

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