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If '4' is one of the zeroes of p(x) = x^...

If '4' is one of the zeroes of `p(x) = x^(2) + kx -8` , then the value of k ………………

A

1

B

-1

C

2

D

-2

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The correct Answer is:
D
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VGS PUBLICATION-BRILLIANT-POLYNOMIALS-Part - B : Observation bits to solve various bits given in the public examination.
  1. If p(x) = x^(2) -ax -3 and p(2) = -3 , then a = ………………..

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  2. Product of the zeroes of p(x) = (x-2)(x+3) is ……………

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  3. If '4' is one of the zeroes of p(x) = x^(2) + kx -8 , then the value o...

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  4. The degree of the polynomial sqrt(2)x^(2) - 3x +1 = …………

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  5. Which of the following equations has the solution of (2, -3) ?

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

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  7. A qudratic polynomial the sum of whose zeroes is zero and one zero is ...

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  8. If alpha, beta are the zeroes of x^(2) + x + 1, then 1/(alpha) + 1/(b...

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  9. If '3' is one of the zeroes of p(x) = x^(2) + kx -9, then the value of...

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  10. The degree of the polynomial 5x^(7) - 6x^(5) + 7x -4 is ………………

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  11. Number of zeroes that can be identified by the following figure …………..

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  12. If alpha, beta, gamma are the zeroes of the cubic polynomial ax^(3) + ...

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  13. A qudratic polynomial , whose zeroes are sqrt(2) and -sqrt(2) is …………....

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  14. Sum of the zeroes of the polynomial x^(2) + 5x + 6 is ………….

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  15. Match of the following : If alpha, beta , gamma are zeroes of a cub...

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  16. 5x -3 represents …………….. Polynomial.

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  17. The number of zeros of the polynomial in the graph is ………….

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  18. The quadratic polynomial having 2, 3, as zeroes is …………

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  19. Which of the following has only one zero?

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  20. Observe the given rectangular figure, then its area in polynomial func...

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