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7^(2n)+16n-1(n""inNN) is divisble by...

`7^(2n)+16n-1(n""inNN)` is divisble by

A

65

B

63

C

61

D

64

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CHHAYA PUBLICATION-MISCELLANEOUS EXAMPLES-WBJEE 2026
  1. 7^(2n)+16n-1(n""inNN) is divisble by

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  2. The number of irrational terms in the expansion of (3^((1)/(6))+5^((1)...

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  3. Let P and T be the subsets of X-Y plane defined by p={(x,y):xgt0,ygt...

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  4. If e^(sinx)-e^(-sinx)-4=0, then the number of real values of x is

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  5. The angles of a triangle are in the ratio 2:3:7 and the raidus of the ...

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  6. A variable line passes through a fixed point (x(1),y(1)) and meets the...

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  7. A straight line through the point (3, -2) is inclined at an angle 60^(...

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  8. A variable line passes through the fixed point (alpha,beta). The locus...

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  9. If the point of intersection of the lines 2ax+4ay+c=0 and 7bx+3by-d=0 ...

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  10. A variable circle passes through the fixed point A(p,q) and touches x-...

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  11. If P(0,0,)Q(1,0)andR((1)/(2),(sqrt3)/(2)) are three given points, then...

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  12. For the hyperbola (x^(2))/(cos^(2)alpha)-(y^(2))/(sin^(2)alpha)=1, whi...

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  13. S and T are the foci of an ellipse and B is the end point of the minor...

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  14. The equation of the directrices of the hyperbola 3x^(2)-3y^(2)-18x+12y...

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  15. P is the extremity of the latusrectum of ellipse 3x^(2)+4y^(2)=48 in t...

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  16. For any non-zero complex number z, the minimum value of |z|+|z-1| is

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  17. The polar coordinate of point P is (2,(pi)/(4)). The polar coordinate ...

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  18. The length of conjugate axis of a hyperbola is greater than the length...

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  19. The value of lim(xto0+)(x)/(p)[(q)/(x)] is

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  20. Let x(1),x(2) be the roots of x^(2)-3x+a=0andx(3),x(4) be the roots of...

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