NCERT Class 10

Find the values of x and y in the following rectangle (see figure). Find the values of x and y in the following rectangle (see figure). November 22, 2020 Category: Chapter 3 - Pair of Linear Equations in Two Variables , Maths , NCERT Class 10 ,

If 2x + y = 23 and 4x – y = 19, find the values of 5y – 2x and y/x – 2. find the values of 5y – 2x and y/x – 2. If 2x + y = 23 and 4x – y = 19 November 22, 2020 Category: Chapter 3 - Pair of [...]

Write a pair of linear equations which has the unique solution x = -1, y = 3. How many such pairs can you write? Write a pair of linear equations which has the unique solution x = -1 y = 3. How many such pairs can you write? November 22, 2020 Category: Chapter 3 - [...]

Two straight paths are represented by the equations x – 3y = 2 and -2x + 6y = 5. Check whether the paths cross each other or not. Two straight paths are represented by the equations x – 3y = 2 and -2x + 6y = 5. Check whether the paths cross each other or [...]

Find the value(s) of p in (i) to (iv) and p and q in (v) for the following pair of equations: (v) 2x + 3y = 7 and 2px + py = 28 – qy, if the pair of equations have infinitely many solutions. Find the value(s) of p in (i) to (iv) and p [...]

Find the value(s) of p in (i) to (iv) and p and q in (v) for the following pair of equations: (iv) 2x + 3y – 5 = 0 and px – 6y – 8 = 0, if the pair of equations has a unique solution. Find the value(s) of p in (i) to (iv) [...]

Find the value(s) of p in (i) to (iv) and p and q in (v) for the following pair of equations: (iii) -3x + 5y = 7 and 2px – 3y = 1, if the lines represented by these equations are intersecting at a unique point. Find the value(s) of p in (i) to (iv) [...]

Find the value(s) of p in (i) to (iv) and p and q in (v) for the following pair of equations: (ii) -x + py = 1 and px – y = 1, if the pair of equations has no solution. Find the value(s) of p in (i) to (iv) and p and q in [...]

Find the value(s) of p in (i) to (iv) and p and q in (v) for the following pair of equations: (i) 3x – y – 5 = 0 and 6x – 2y – p = 0, if the lines represented by these equations are parallel. Find the value(s) of p in (i) to (iv) [...]

For which values of a and b will the following pair of linear equations have infinitely many solutions? x + 2y= 1 (a – b)x + (a + b)y = a + b – 2 For which values of a and b will the following pair of linear equations have infinitely many solutions? x + [...]