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If p(x) = x^(2) -ax -3 and p(2) = -3 , t...

If `p(x) = x^(2) -ax -3` and `p(2) = -3 `, then a = ………………..

A

2

B

-2

C

3

D

-3

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The correct Answer is:
A
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VGS PUBLICATION-BRILLIANT-POLYNOMIALS-Part - B : Observation bits to solve various bits given in the public examination.
  1. Sum of zeroes of bx^(2) + ax +c = ……………….

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  2. If alpha, beta , gamma are zeroes of x^(3) + 3x^(2) - x +2 the alpha b...

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  3. If p(x) = x^(2) -ax -3 and p(2) = -3 , then a = ………………..

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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  18. 5x -3 represents …………….. Polynomial.

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

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

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