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If-4 is a root of the quadratic equation...

`If-4` is a root of the quadratic equation `x^2+p x-4=0` and the quadratic equation `x^2+p x+k=0` has equal roots, find the value of `kdot`

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RD SHARMA ENGLISH-QUADRATIC EQUATIONS-All Questions
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  2. If p ,q are real p!=q , then show that the roots of the equation (p-q)...

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  3. If-4 is a root of the quadratic equation x^2+p x-4=0 and the quadratic...

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  4. Find the values of k for which the following equation has equal roots:...

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  5. Find the value of k for which the given equation has real and equal ro...

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  7. Using quadratic formula, solve the following equation for x: a b x^2+...

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  11. Which of the following are quadratic equations? (i)x^2-6x+4=0 (i...

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  13. Which of the following are quadratic equations? x^2+2sqrt(x)-3=0 (ii...

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  14. In each of the following determine whether the given values are solu...

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  15. In each of the following determine whether the given values are solu...

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  16. In each of the following, determine the value of k for which the g...

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  17. If one root of the quadratic equation 2x^2+k x-6=0 is 2, find th...

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  18. Which of the following are quadratic equations? x^2+6x-4=0 (ii) sqr...

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  19. Which of the following are quadratic equations? (i) x-3/x=x^2 (ii) 2...

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  20. Which of the following are quadratic equations? 3x^2-5x+9=x^2-7x+3 ...

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