Maths
Do the following equations represent a pair of coincident lines? Justify your answer. (iii) x/y +y + 2/5 = 0; 4x + 8y + 5/16 = 0
22
Nov
Do the following equations represent a pair of coincident lines? Justify your answer. (iii) x/y +y + 2/5 = 0; 4x + 8y + 5/16 = 0 Do the following equations represent a pair of coincident lines? Justify your answer. (iii) x/y +y + 2/5 = 0; 4x + 8y + 5/16 = 0 November [...]
Do the following equations represent a pair of coincident lines? Justify your answer. (ii) -2x – 3y = 1; 6y + 4x = -2
22
Nov
Do the following equations represent a pair of coincident lines? Justify your answer. (ii) -2x – 3y = 1; 6y + 4x = -2 Do the following equations represent a pair of coincident lines? Justify your answer. (ii) -2x – 3y = 1; 6y + 4x = -2 November 22, 2020 Category: Chapter 3 - [...]
Do the following equations represent a pair of coincident lines? Justify your answer. (i) 3x + 1/7 y = 3; 7x + 3y = 7
22
Nov
Do the following equations represent a pair of coincident lines? Justify your answer. (i) 3x + 1/7 y = 3; 7x + 3y = 7 Do the following equations represent a pair of coincident lines? Justify your answer. (i) 3x + 1/7 y = 3; 7x + 3y = 7 November 22, 2020 Category: Chapter [...]
Do the following pair of linear equations have no solution? Justify your answer. (iii) 3x + y-3 = 0; 2x + 2/3 y = 2
22
Nov
Do the following pair of linear equations have no solution? Justify your answer. (iii) 3x + y-3 = 0; 2x + 2/3 y = 2 Do the following pair of linear equations have no solution? Justify your answer. (iii) 3x + y-3 = 0; 2x + 2/3 y = 2 November 22, 2020 Category: Chapter [...]
Do the following pair of linear equations have no solution? Justify your answer. (ii) x = 2y; y = 2x
22
Nov
Do the following pair of linear equations have no solution? Justify your answer. (ii) x = 2y; y = 2x Do the following pair of linear equations have no solution? Justify your answer. (ii) x = 2y; y = 2x November 22, 2020 Category: Chapter 3 - Pair of Linear Equations in Two Variables , [...]
Do the following pair of linear equations have no solution? Justify your answer. (i) 2x + 4y = 3; 12y+6x = 6
22
Nov
Do the following pair of linear equations have no solution? Justify your answer. (i) 2x + 4y = 3; 12y+6x = 6 Do the following pair of linear equations have no solution? Justify your answer. (i) 2x + 4y = 3; 12y+6x = 6 November 22, 2020 Category: Chapter 3 - Pair of Linear Equations [...]
The father’s age is six times his son’s age. Four years hence, the age of the father will be four times his son’s age. The present ages, in years of the son and the father are, respectively
22
Nov
The father’s age is six times his son’s age. Four years hence, the age of the father will be four times his son’s age. The present ages, in years of the son and the father are, respectively in years of the son and the father are respectively the age of the father will be four [...]
Aruna has only ₹1 and ₹2 coins with her. If the total number of coins that she has is 50 and the amount of money with her is ₹75, then the number of ₹ 1 and ₹2 coins are, respectively
22
Nov
Aruna has only ₹1 and ₹2 coins with her. If the total number of coins that she has is 50 and the amount of money with her is ₹75, then the number of ₹ 1 and ₹2 coins are, respectively Aruna has only ₹1 and ₹2 coins with her. If the total number of coins [...]
If x = a and y = b is the solution of the equations x – y = 2 and x + y = 4, then the values of a and b are, respectively
22
Nov
If x = a and y = b is the solution of the equations x – y = 2 and x + y = 4, then the values of a and b are, respectively If x = a and y = b is the solution of the equations x – y = 2 and x [...]
A pair of linear equations which has a unique solution x = 2 and y = -3 is
22
Nov
A pair of linear equations which has a unique solution x = 2 and y = -3 is A pair of linear equations which has a unique solution x = 2 and y = -3 is November 22, 2020 Category: Chapter 3 - Pair of Linear Equations in Two Variables , Maths , NCERT Class [...]