Consider a family of circles that are passing through the point (–1, 1) and are tangent to x­-axis. If (h, k) are the coordinates of the centre of the circles, then the set of values of k is given by the interval

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Consider a family of circles that are passing through the point (–1, 1) and are tangent to x­-axis. If (h, k) are the coordinates of the centre of the circles, then the set of values of k is given by the interval

Anonymous User tag : Maths Two Dimensional Geometry 26 Aug, 2020 1 Answer 51 views





The price of commodity X increases by 40 paise every year, while the price of commodity Y increases by 15 paise every year. If in 2001, the price of commodity X was Rs. 4.20 and that of Y was Rs. 6.30, in which year commodity X will cost 40 paise more than the commodity Y ?

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The price of commodity X increases by 40 paise every year, while the price of commodity Y increases by 15 paise every year. If in 2001, the price of commodity X was Rs. 4.20 and that of Y was Rs. 6.30, in which year commodity X will cost 40 paise more than the commodity Y ?

Anonymous User tag : Maths 26 Aug, 2020 1 Answer 51 views

There are two examinations rooms A and B. If 10 students are sent from A to B, then the number of students in each room is the same. If 20 candidates are sent from B to A, then the number of students in A is double the number of students in B. The number of students in room A is:

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There are two examinations rooms A and B. If 10 students are sent from A to B, then the number of students in each room is the same. If 20 candidates are sent from B to A, then the number of students in A is double the number of students in B. The number of students in room A is:

Anonymous User tag : Maths 26 Aug, 2020 1 Answer 52 views



























































A square of side a lies above the x ­axis and has one vertex at the origin. The side passing through the origin makes an angle  with the positive direction of the x-­axis. The equation of its diagonal not passing through the origin is

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A square of side a lies above the x ­axis and has one vertex at the origin. The side passing through the origin makes an angle  with the positive direction of the x-­axis. The equation of its diagonal not passing through the origin is

Anonymous User tag : Maths Two Dimensional Geometry 18 Jul, 2020 1 Answer 56 views