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If alpha and beta are the zeroes of the ...

If `alpha and beta `are the zeroes of the quadratic polynomial `p(x) =ax^(2) +bx+c` , then evaluate :
`alpha -beta `

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The correct Answer is:
`(sqrt(b^(2)-4ac))/a`
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OSWAL PUBLICATION-POLYNOMIALS -SELF -ASSESSMENT
  1. If alpha and beta are the zeroes of the quadratic polynomial p(x) =ax^...

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  2. If alpha and beta are the zeroes of the quadratic polynomial p(x) =ax^...

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  3. If alpha and beta are the zeroes of the quadratic polynomial p(x) =ax^...

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  4. If alpha and beta are the zeroes of the quadratic polynomial p(x) =ax^...

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  5. If alpha and beta are the zeroes of the quadratic polynomial p(x) =ax^...

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  6. If alpha and beta are the zeroes of the quadratic polynomial p(x) =ax^...

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  7. Find the relation between a and b , if f(x)=(4x^(3) -3x^(2) +2ax +b)...

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  8. Find the relation between a and b , if f(x)=(ax^(5)+3bx^(3)+8) be ...

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  9. Express : f(x) =3x^(3)-4x^(2)+5x+6 as a polynomial of x+1

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  10. Express : f(x) =x^(4) -x^(3) +2x^(2)-3x+1 as a polynomial of x-3

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  11. Express : f(x) =3x^(4) +4x^(3) +7x^(2) +8x-8 as a polynomial of x+1

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  12. Express : f(x) =4x^(5) -6x^(4) +3x^(3)-5x+2 as a polynomial of x+2.

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  13. For f(x) =(2x^(3) +x^(2)-5x+2) , find the values for f(x) =-1,1,-2 and...

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  14. Obtain all zeroes of the polynomial f(x) =2x^(4)+x^(3)-14x^(2)-19x-6 i...

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  15. Find the polynomial whose zeroes are 1,-2,3 and -4 .

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  16. Find all the zeroes of the polynomial x^(3) +3x^(2) -2x-6 , if two of...

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  17. Find the polynomial whose zeroes 2,-3,4 and -1

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  18. In the equation f(x) = (x^(4) +2x^(3) -13x^(2)-14x+24) , two zeroes ar...

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  19. Find the zeroes of the following polynomials : (x^(4)-9x^(2)+4x+12)=...

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  20. Find the zeroes of the following polynomials : (x^(4)-6x^(3)+12x^(2)...

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