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Solve the following quadratic equations ...

Solve the following quadratic equations by formula method, `x^2 - 4x +1 =0`

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The correct Answer is:
`2+sqrt(3), 2-sqrt3`
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UNIQUE PUBLICATION-QUADRATIC EQUATIONS -UNIQUE PRACTICE SESSION
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  2. If alpha and beta are the roots of the quadratic equation 2x^2+6x-5=0,...

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  3. Solve the following quadratic equations by formula method, x^2 - 4x +1...

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  4. If alpha + beta =6 " and " alpha^2 + beta^2 =72, find a quadratic equa...

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  5. If root of one quadratic equation are (4sqrt(2) + 3) " and " (4sqrt(2)...

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  6. If alpha = 5+2 sqrt2 " and " beta = 5 -2 sqrt(2) are the roots of the ...

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  7. Solve the quadratic equation by formula method x^2 + 2 sqrt(3)x + 3 =0

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  8. Solve the quadratic equation by factorisation method 4z+6/z=11

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  9. The product of shabnam's age 5 years ago with her age 9 years later is...

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  10. The sum of two numbers is 15 and sum of their reciprocals is 5/18 , fi...

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  11. A natural number is a greater than three times its squares root by 4. ...

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  12. Solve the following quadratic equation by factorisation method: (xvi...

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  13. Solve the following quadratic equations equation by using formula. (...

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  14. Solve the following quadratic equations equation by using formula. (...

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  15. Solve the following quadratic equations equation by using formula. (...

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  16. Solve the following quadratic equations equation by using formula. (...

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  17. Solve the following quadratic equations equation by using formula. (...

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  18. The difference between the roots of the equation x^2-13x+k=0 is 7, fin...

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  19. If alpha " and " beta are roots of x^2+5x-1=0 , " then find " (i) alp...

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  20. If alpha " and " beta are the roots of the quadratic equation x^2 -5x ...

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