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If the pair of equations kx+14y+8=0 and ...

If the pair of equations kx+14y+8=0 and 3x+7y+6=0 has a unique solution then……….

A

`k!=6`

B

`k=0`

C

`k=7`

D

none

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VGS PUBLICATION-BRILLIANT-PAIR OF LINEAR EQUATIONS IN TWO VARIABLES-EXERCISE
  1. The number of solutions to the pair of equations 6x-7y+8=0 and 12x-14y...

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  2. The number of solutions to the pair of equations 11x-7y=6 and 4x+9y=8 ...

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  3. If the pair of equations kx+14y+8=0 and 3x+7y+6=0 has a unique solutio...

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  4. a1x+b1y+c1=0" and "a2x+b@y+c2=0 are……..equations.

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  5. If (a1)/(a2)=(b1)/(b2)=(c1)/(c2) then the lines will have………solutions.

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  6. 3x-2y+6=0,6x-4y+8=0 represents……….lines.

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  7. 5x-2y-10=0,10x-4y-20=0 these are………lines.

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  8. The number of solutions to 4x+6y-7=0 and 8x+5y-8=0 is………

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  9. (2)/(x)+(3)/(y)=2,(12)/(x)-(9)/(y)=3 then x=………

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  10. (2)/(x)+(3)/(y)=2,(12)/(x)-(9)/(y)=3 In the above problem y= …….

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  11. The lines x=5y passes through…………

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  12. Solve the following equations: 2^x+3^y=17" and "2^(x+2)-3^(y+1)=5

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  13. Solve the following equations: 2^x+3^y=17" and "2^(x+2)-3^(y+1)=5 In t...

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  14. Solve the following equations: (ax)/(b)-(by)/(a)=a+b, ax-by=2ab.

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  15. Solve the following equations: (ax)/(b)-(by)/(a)=a+b, ax-by=2ab. In th...

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  16. Slope of the line ax+by+c=0 is…………

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  17. The line ax+by+c=0 does not passes through………..

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  18. If x+y=7,x-y=1 then 2x =………..

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  19. In the above problem a5=…

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  20. Slope of the line y=x is………….

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