Maths

The diagonal of a rectangular field is 60 metres more than the shorter side. If the longer side is 30 metres more than the shorter side, find the sides of the field. find the sides of the field. The diagonal of a rectangular field is 60 metres more than the shorter side. If the longer [...]

In a class test, the sum of Shefali’s marks in Mathematics and English is 30. Had she got 2 marks more in Mathematics and 3 marks less in English, the product of their marks would have been 210. Find her marks in the two subjects. In a class test the product of their marks would [...]

The sum of the reciprocals of Rehman’s ages, (in years) 3 years ago and 5 years from now is 1/3 . Find his present age. (in years) 3 years ago and 5 years from now is 1/3 . Find his present age. The sum of the reciprocals of Rehman's ages October 4, 2020 Category: Chapter [...]

Find the roots of the following equations : 1/x + 4 − 1/x − 7 = 11/30, x ≠ −4, 7 7) Find the roots of the following equations : 1/x + 4 − 1/x − 7 = 11/30 x ≠ −4 October 4, 2020 Category: Chapter 4 - Quadratic Equations , Maths , NCERT [...]

Find the roots of the following equations : x − 1/x = 3, x ≠ 0 Find the roots of the following equations : x − 1/x = 3 x = 0 October 4, 2020 Category: Chapter 4 - Quadratic Equations , Maths , NCERT Class 10 ,

Find the roots of the quadratic equations given in Q.1 above by applying the quadratic formula. 2x^2 + x + 4 = 0 Find the roots of the quadratic equations given in Q.1 above by applying the quadratic formula. 2x^2 = x - 4 = 0 October 4, 2020 Category: Chapter 4 - Quadratic Equations [...]

Find the roots of the quadratic equations given in Q.1 above by applying the quadratic formula. 4x^2 + 4root 3x + 3 = 0, ax^2 + bx + c =0 ax^2 + bx + c = 0 Find the roots of the quadratic equations given in Q.1 above by applying the quadratic formula. 4x^2 + [...]

Find the roots of the quadratic equations given in Q.1 above by applying the quadratic formula. 2x^2 = x – 4 = 0, ax^2 + bx + c = 0 ax^2 + bx + c = 0 Find the roots of the quadratic equations given in Q.1 above by applying the quadratic formula. 2x^2 = [...]

Find the roots of the quadratic equations given in Q.1 above by applying the quadratic formula. 2x^2 – 7x + 3 = 0 Find the roots of the quadratic equations given in Q.1 above by applying the quadratic formula. 2x^2 - 7x + 3 = 0 October 4, 2020 Category: Chapter 4 - Quadratic Equations [...]

Find the roots of the following quadratic equations, if they exist, by the method of completing the square : 2x^2 + x + 4 = 0 by the method of completing the square : 2x^2 + x + 4 = 0 Find the roots of the following quadratic equations if they exist October 4, 2020 [...]