STRAIGHT LINES
Chapter 3: ncert books for class 11 maths cbsc · MATHEMATICS · EN medium
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René Descartes ( - ) Fig . MATHEMATICS I. Distance between the points P ( x , y ) and Q ( x , y ) is PQ x – x y – y For example, distance between the points ( , – ) and ( , ) is units. II. The coordinates of a point dividing the line segment joining the points ( x , y ) and ( x , y ) internally, in the ratio m: n are m m m m , For example, the coordinates of the point which divides the line segment joining A ( , – ) and B (– , ) internally, in the ratio : are given by ( ) and
📖 ncert books for class 11 maths cbsc · Page 213
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René Descartes ( - ) Fig . MATHEMATICS I. Distance between the points P ( x , y ) and Q ( x , y ) is PQ x – x y – y For example, distance between the points ( , – ) and ( , ) is units. II.
The coordinates of a point dividing the line segment joining the points ( x , y ) and ( x , y ) internally, in the ratio m: n are m m m m , For example, the coordinates of the point which divides the line segment joining A ( , – ) and B (– , ) internally, in the ratio : are given by ( ) and
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