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STRAIGHT LINES | DEFINITION OF STRAIGHT ...

STRAIGHT LINES | DEFINITION OF STRAIGHT LINE, SLOPE (GRADIENT)OF A LINE, ANGLE BETWEEN TWO LINES, INTERCEPT OF A LINE ON THE AXES, EQUATION OF THE LINES PARALLEL TO THE COORDINATE AXES | Theorem :-Every first degree equation in x,y represents a straight line., What is slope of a straight line?, Find the slope of a line when two points having coordinates are given ?, Find the slope of a line having equation of the form `ax+by+c=0`, Find the angles between two lines ., Examples :(i) Let A(6,4) and B(2,12) be two given points.Find the slope of the line perpendicular to AB. (ii) If line `3x-ay-1=0` is parallel to the line `(a-2)x-y+3=0` then find the values of a., Condition for the parallelism of two lines., Condition for Perpendicularity of two lines ., What is the intercept of a line on x- axis and y-axis ?, Equation of line parallel to x and y axis

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What is slope of a straight line?

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Slope of a straight line in complex form

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