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The pair of equations a1x+b1y+c1=0" and ...

The pair of equations `a_1x+b_1y+c_1=0" and "a_2x+b_2y+c_2=0` has unique solution, then……..

A

`a_1/a_2!= b_1/b_2`

B

`a_1/a_2=b_1/b_2!=c_1/c_2`

C

`a_1/a_2=b_1/b_2=c_1/c_2`

D

`b_1/b_2 != c_1/c_2`

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BEYOND PUBLICATION-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-EXERCISE
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  2. Solution of the equations sqrt2x+sqrt3y=0 and sqrt(3x)-sqrt(8y)=0

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  3. The pair of equations a1x+b1y+c1=0" and "a2x+b2y+c2=0 has unique solut...

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  4. If x=1, then the value of y satisfying the equation (5)/(x)+(3)/(y)=6

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  5. The value of y when (x+y)/(xy)=2" and "(x-y)/(xy)=6 is

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  6. If ax+by=c and px+qy=r has unique solution, then

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  7. If 5x+py+8=0 and 10x+15y+12=0 has no solution, then p=

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  8. y =5x is a line

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  9. The point (-3,-8) is in the …………quadrant

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  10. The point (7,-5) is in the…………quadrant.

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  11. Find the value of x if y=(3)/(4)x and 5x+8y=33.

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  14. Which of the following numbers is a solution for the equation 2(x+3)=1...

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  15. When two lines in the same plane may intersect?

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  16. In the following values of x and y satisfies the equation 4x+3y = 110

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  17. 3x+2y-80=0,4x+3y-110=0 solution for this linear equations is

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  18. x+2y-30=0,2x+4y-66 = 0 these lines represent

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  19. The point of intersecting of x+y=6 and x-y=4 is………

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  20. A pair of linear equations in two vairables are 2x-y=4 and 4x-2y=6. Th...

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