Question 11 MarkThe system of equations ax + 3y = 1 - 12x + ay = 2 has __________ for all real values of 4.AnsweruniqueView full question & answer→
Question 21 MarkIf $2^{x+y}=2^{x-y}=\sqrt{8}$, then x = __________ and y = __________.Answer3/2,0 View full question & answer→
Question 31 MarkThe line 4x + 3y - 12 = 0 cuts the coordinate axes at A and B. The area of $\triangle O A B$ is __________.Answer6 sq. units View full question & answer→
Question 41 MarkIf the pair of equations ax + 2y = 7 and 3x + by = 16 represent parallel lines, then ab =__________.Answer6View full question & answer→
Question 51 MarkIf one equation of a pair of dependent linear equations is 5x - 7y + 2 = 0 then the second equation is given by __________.Answer$5 k x-7 k y+2 k=0$, where k is any non-zero number View full question & answer→
Question 61 MarkIf x = a y = b is the solution of the pair of equations x - y = 2 and x + y = 4 then a= __________ and b = __________.Answer-3,1View full question & answer→
Question 71 MarkIf the lines represented by the equations 3x - y - 5 = 0 and 6x - 2y - p = 0 are parallel, then p is equal to __________.Answer10View full question & answer→
Question 81 MarkIf the pair of equations 2x + 3y - 5 = 0 and px - 6y - 8 = 0 has a unique solution for all real values of p except __________.Answer-4View full question & answer→
Question 91 MarkThe pair of equations $\lambda x+3 y=7,2 x+6 y=14$ will have infinitely many solutions for $\lambda=$ __________.Answer1View full question & answer→
Question 101 MarkIf a pair of linear equations is consistent with a unique solution, then the lines representing them are __________.Answerintersecting View full question & answer→
Question 111 MarkThere is (are) __________ value(s) of c for which the pair of equations $c x-y=2$ and $6 x-2 y=3$ have infinitely many solutions.AnswernoView full question & answer→
Question 121 MarkIf a pair of linear equations is consistent, then the lines representing them are either __________ or __________.Answerintersecting, coincident View full question & answer→
Question 131 MarkIf the pair of equations 3x + 2ky = 2 and 2x + 5y + 1 = 0 has no solution, then k = __________.Answer15/4 View full question & answer→
Question 141 MarkThe pair of equations x = a and y = b has __________ solution.Answerunique View full question & answer→
Question 151 MarkThe pair of equations y = 0 and y = -7 has __________ solutionAnswernoView full question & answer→