Maths

Find the values of k for each of the following quadratic equations, so that they have two equal roots. kx (x − 2) + 6 = 0 Find the values of k for each of the following quadratic equations so that they have two equal roots. kx (x − 2) + 6 = 0 October [...]

Find the values of k for each of the following quadratic equations, so that they have two equal roots. 2x^2 + kx + 3 = 0 Find the values of k for each of the following quadratic equations so that they have two equal roots. 2x^2 + kx + 3 = 0 October 4, 2020 [...]

Find the nature of the roots of the following quadratic equations. If the real roots exist, find them: 2x^2 − 6x + 3 = 0 Find the nature of the roots of the following quadratic equations. If the real roots exist find them: 2x^2 − 6x + 3 = 0 October 4, 2020 Category: Chapter [...]

Find the nature of the roots of the following quadratic equations. If the real roots exist, find them: 3x^2 – 4 root 3x + 4 = 0 Find the nature of the roots of the following quadratic equations. If the real roots exist find them: 3x^2 - 4 root 3x + 4 = 0 October [...]

Find the nature of the roots of the following quadratic equations. If the real roots exist, find them: (i) 2x^2 – 3x + 5 = 0 Find the nature of the roots of the following quadratic equations. If the real roots exist find them: (i) 2x^2 – 3x + 5 = 0 October 4, 2020 [...]

Sum of the areas of two squares is 468 m^2. If the difference of their perimeters is 24 m, find the sides of the two squares. find the sides of the two squares. Sum of the areas of two squares is 468 m^2. If the difference of their perimeters is 24 m October 4, 2020 [...]

An express train takes 1 hour less than passenger train to travel 132 km between Mysore and Bangalore (without taking into consideration the time they stop at intermediate stations). If the average speed of the express train is 11 km/hour more than that of passenger train, find the average speed of the two trains. Find [...]

Two water taps together can fill a tank in 9 8/3​ hours. The tap of larger diameter takes 10 hours less than the smaller one to fill the tank separately. Find the time(in hrs.) in which tap of smaller diameter can separately fill the tank. Find the roots of the following equations : x − [...]

A train travels 360 km at a uniform speed. If the speed had been 5 km/hr more, it would have taken 1 hour less for the same journey. Find the speed of the train. A train travels 360 km at a uniform speed. If the speed had been 5 km/hr more it would have taken [...]

The difference of squares of two numbers is 180. The square of the smaller number is 8 times the larger number. Find the two numbers. The difference of squares of two numbers is 180. The square of the smaller number is 8 times the larger number. Find the two numbers. October 4, 2020 Category: Chapter [...]