Unit-I: Sets and Functions
Unit-II: Algebra
Unit-III: Coordinate Geometry
Unit-IV: Calculus
Unit-V: Mathematical Reasoning
Unit-VI: Statistics and Probability

Distance Formula

If  A (x_1, y_1) and  B (x_2,y_2) be two points in the plane, then the distance  AB  or  d(A,B) is given by  AB  or  d (A,B) =\sqrt{(x_1-x_2)^2+(y_1-y_2)^2} (or)   AB=\sqrt{(x_2-x_1)^2 +(y_2-y_1)^2}


\to The distance of a point P (x,y) from the origin is OP=\sqrt{x^2+y^2}

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