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Find the roots of the following quadrati...

Find the roots of the following quadratic equations, if they exist, by the method of completing the square: `2x^2 +x-4=0`

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The correct Answer is:
`x=((-1+sqrt(33)))/(4)" or "x=((-1-sqrt(33)))/(4)`
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RS AGGARWAL-QUADRATIC EQUATIONS -Exercise 4C
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  2. Find the roots of each of the following equations, if they exist, by a...

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  3. Find the roots of the following quadratic equations, if they exist, by...

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  4. Find the roots of each of the following equations, if they exist, by a...

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  5. Find the roots of each of the following equations, if they exist, by a...

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  6. Solve each of the following quadratic equations: 15x^(2)-28=x

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  7. Find the roots of the following quadratic equations, if they exist, u...

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  8. Solve each of the following quadratic equations: sqrt(2)x^(2)+7x+5sq...

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  9. Find the roots of the quadratic equations (if they exist) by the metho...

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  10. Find the roots of each of the following equations, if they exist, by a...

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  11. Find the roots of each of the following equations, if they exist, by a...

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  12. Find the roots of each of the following equations, if they exist, by a...

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  13. Find the roots of each of the following equations, if they exist, by a...

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  14. Find the roots of each of the following equations, if they exist, by a...

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  15. Find the roots of each of the following equations, if they exist, by a...

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  16. Find the roots of each of the following equations, if they exist, by a...

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  17. Solve each of the following quadratic equations: x^(2)-(sqrt(3)+1)x+...

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  18. Find the roots of each of the following equations, if they exist, by a...

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  19. Find the real roots of each of the following equations, if they exist,...

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  20. Find the roots of each of the following equations, if they exist, by a...

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