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If the roots of x^2-b x+c=0 are two cons...

If the roots of `x^2-b x+c=0` are two consecutive integers, then `b^2-4c` is (a)`0` (b) `1` (c) `2` (d) none of these

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RD SHARMA ENGLISH-QUADRATIC EQUATIONS-All Questions
  1. The value of k for which the quadratic equation k x^2+1=k x+3x-11 x^2...

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  2. The value of a such that x^2-11 x+a=0 and x^2-14 x+2a=0 may have a com...

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  3. If the roots of x^2-b x+c=0 are two consecutive integers, then b^2-4c ...

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  4. Solve the equation 4x^2+9=0 by factorization method.

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  5. Solve the equation x^2-4x+13=0 by factorization method.

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  6. Solve the quadratic equation 2x^2-4x+3=0 by using the general expressi...

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  7. Solve the following quadratic equation by factorization method only:...

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  8. Solve the following quadratic equation by factorization method only...

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  9. Solve the following quadratic equation by factorization method only...

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  10. Solve the following quadratic equation by factorization method only...

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  11. Solve the following quadratic equation by factorization method only...

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  12. Solve the following quadratic: 4x^2+1=0

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  13. Solve the following quadratic: x^2+2x+2=0

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  14. Solve the following quadratic: 21 x^2+9x+1=0

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  15. Solve the following quadratic: \ x^2+x+1=0

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  16. Solve the following quadratic: 27 x^2-10 x+1=0

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  17. Solve the following quadratic: 21 x^2-28 x+10=0

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  18. Solve the equation: sqrt(3)x^2-sqrt(2)x+3sqrt(3)=" "0

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  19. Solve the following quadratic: x^2+x+1/(sqrt(2))=0

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  20. Solve sqrt(5)x^2+x+sqrt(5)=0 .

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