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Integral value of k for which x^2-2(3k-1...

Integral value of k for which `x^2-2(3k-1)x+8k^2-7 gt 0`

A

3

B

2

C

0

D

4

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The correct Answer is:
A
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JEE MAINS PREVIOUS YEAR-JEE MAIN 2021-SECTION-A
  1. The coefficients a, b and c of the quadratic equation, ax^(2) + bx + c...

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  2. The total number of positive integral solutions (x, y, z) such that xy...

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  3. Integral value of k for which x^2-2(3k-1)x+8k^2-7 gt 0

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  4. If a curve passes through the origin and the slope of the tangent to i...

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  5. The statement A to (B to A) is equivalent to :

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  6. If Rolle's theorem holds for the function f(x)=x^(3)-ax^(2)+bx-4, x in...

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  7. If the vectors veca and vecb are mutually perpendicular, then veca xx ...

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  8. A fair coin is tossed fixed times. The probability of getting 7 heads ...

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  9. A is 2xx2 symmetric such that trace of A^2 is 1.How many such matrices...

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  10. In a increasing geometric series, the sum of the second and the sixth ...

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  11. The value of sum(n=1)^100 int(n-1)^n e^(x-[x])dx =

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  12. In the circle given below . Let OA = 1 unit , OB = 13 unit and...

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  13. Sum of series 1+2/3+7/3^2+12/3^3 + . . . . . oo

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  14. lim(hrarr0)2((sqrt3Sin(h+pi/6)-Cos(h+pi/6))/(h(sqrt3Cosh-Sinh)))

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  15. Find maximum value of term independent of "t" in (tx^(1/5) + (1-x)^(1/...

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  16. Growth of bacteria is directly proportional to number of bacteria . At...

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  17. If (1,5,35 ),( 7,5,5),( 1, lamda ,7) and ( 2 lamda ,1,2) are coplan...

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  18. Sin^-1x/a=Cos^-1x/b=tan^-1y/c value of cos((pic)/(a+b))

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  19. The number of seven digit integers, with sum of the digits equal to 10...

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  20. Let f be any function defined on R and let it satisfy the condition : ...

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