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Number of values of 'p' for which the eq...

Number of values of 'p' for which the equation `(p^2-3p+2)x^2-(p^2-5p+4)x+p-p^2=0`, possess more than two roots, is : (A) 0 (B) 1 (C) 2 (D) none

A

0

B

1

C

2

D

None of these

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The correct Answer is:
B
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MOTION-QUADRATIC EQUATION-EXERCISE -2 (OBJECTIVE PROBLEMS)
  1. Number of values of 'p' for which the equation (p^2-3p+2)x^2-(p^2-5p+4...

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  2. If product of roots of the equation mx^(2)+6x+(2m-1)=0 is -1 then m eq...

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  3. For what value of a,the sum of roots of the equation x+2(2-a-a^2)x-a^2...

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  4. For what values of a is the difference between the roots of the equati...

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  5. If alpha,beta are the roots of the equation 2x^2-35+2=0 , the find the...

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  6. Let alpha,beta,gamma be the roots of (x-a) (x-b) (x-c) = d, d != 0, th...

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  7. The value of k for which the equation 3x^(2) + 2x (k^(2) + 1) + k^(2) ...

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  8. Consider the equation x^(2) + 2x - n = 0m where n in N and n in [5, 10...

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  9. If one root of the equation x^2+ px+ 12=0 is 4, while the equation x^...

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  10. If roots of the equation ax^(2)+2(a+b)x+(a+2b+c)=0 are imaginary then ...

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  11. Roots of the equation (a+b-c)x^(2)-2ax+(a-b+c)=0, (a,b, c, epsilonQ) a...

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  12. If the roots of the equation 6x^2-7x + k=0 are rational then value of ...

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  13. If coefficients of the equation ax^2 + bx + c = 0 , a!=0 are real and...

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  14. If a ,b ,p ,q are nonzero real numbers, then how many oon roots would ...

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  15. If one of the factors of ax^(2)+bx+c and bx^(2)+cx+a is common then

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  16. If two roots of the equation x^3-px^2+qx-r=0 are equal in magnitude bu...

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  17. If condition for a^(2)x^(4)+bx^(3)+cx^(2)+dx+f^(2) may be perfect squa...

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  18. If a and b(!=0) are the roots of the equation x^2+ax+b=0 then the leas...

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  19. If y =-2x^2-6x + 9, then (A) maximum value of y is -11 and it occur...

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  20. Consider y=(2x)/(1+x^2), where x is real , then the range of expressi...

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