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If one root of the quadratic equation...

If one root of the quadratic equation `2x^2+k x-6=0` is 2, find the value of `k` . Also, find the other root.

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RD SHARMA ENGLISH-QUADRATIC EQUATIONS-All Questions
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  2. In each of the following, determine the value of k for which the g...

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

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

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

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

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  7. Which of the following are quadratic equations? (i)(x+1/x)^2=3(x+1...

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  8. Which of the following are quadratic equations? (i)16 x^2-3=(2x+5)...

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  9. In each of the following, determine whether the given values are sol...

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  10. In each of the following, determine whether the given values are sol...

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  11. In each of the following, find the value of k for which the given ...

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  12. In each of the following, find the value of k for which the given ...

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  13. Determine, if 3 is a root of the equation given below: sqrt(x^2-4x+...

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  14. The product of two consecutive positive integers is 240. Formulate ...

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  15. The area of a rectangular plot is 528\ m^2 . The length of the p...

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  16. Rohan’s mother is 26 years older than him. The product of their age...

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  17. A train travels a distance of 480 km at a uniform speed. If the spe...

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  18. The product of two consecutive positive integers is 306. Form the q...

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  19. John and Jivanti together have 45 marbles. Both of them lost 5 marb...

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  20. A cottage industry produces a certain number of toys in a day. The ...

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