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If one zero of the polynomial f(x) = 5x^...

If one zero of the polynomial `f(x) = 5x^(2) + 13x + k` is reciprocal of the other , then the value of k= ……….

A

5

B

-5

C

1

D

None

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VGS PUBLICATION-BRILLIANT-POLYNOMIALS-EXERCISE
  1. If the product of the zeros of the polynomial f(x)= ax^3-6x^2+11x-6 is...

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  2. If alpha, beta are the zeros of the polynomial f(x) = ax^(2) + bx + c ...

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  3. If one zero of the polynomial f(x) = 5x^(2) + 13x + k is reciprocal of...

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  4. If alpha, beta are the zeros of polynomial f(x) = x^(2) - p(x+1)-c the...

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  5. If the sum of the zeros of the polynomial f(x) = 2x^(3) - 3 kx^(2) + 4...

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  6. If alpha, beta, gamma are the zeros of the polynomial f(x) = ax^(3) + ...

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  7. If the polynomial f(x) = ax^(3) + bx - c is divisible by the polynomi...

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  8. The product of the zeros of x^(3) + 4x^(2) + x - 6 is ………….

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  9. A quadratic polynomial , the sum of whose zeroes of 0 and one zero is ...

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  10. If sqrt(5) and -sqrt(5) are two zeros of the polynomial x^(3) + 3x^(2)...

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  11. If alpha, beta , gamma are the zeros of the polynomial x^(3) - px^(2) ...

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  12. If x+ 2 is a factor of x^(2) + ax + 2b and a+b = 4 then a = …………..

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  13. In the above problem y = ......

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  14. If one zero of the polynomial f(x) = (k^(2)+4)x^(2) + 13 x + 4k is rec...

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  15. If two zeros of x^(3) + x^(2) - 5x -5 are sqrt(5) and -sqrt(5) then it...

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  16. If zeros of polynomial f(x0 = x^(3) - 3px^(2)+qx-r are in AP then 2p^(...

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  17. If alpha, beta are the zeros of the polynomial f(x) = ax^(2) + bx + c ...

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  18. What should be subtracted from the polynomial x^(2) - 16x + 30 so that...

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  19. ax + b represents ………… polynomial.

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  20. ax^(2) + bx + c is a …………… polynomial.

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