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2 tan^(-1) (cos x) = tan^(-1) (2 cosec x...

` 2 tan^(-1) (cos x) = tan^(-1) (2 cosec x)`

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RESONANCE DPP-JEE MAINS-All Questions
  1. 5/4-7/6-(-2)/3=\ 3/4 (b) -3/4 (-7)/(12) (d) 7/(12)

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  2. For the function f(x)=4/3x^3-8x^2+16 x+5,x=2 is a point of local maxim...

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  3. 2 tan^(-1) (cos x) = tan^(-1) (2 cosec x)

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  4. If a, b, c, d and p are different real numbers such that (a^2+b^2+...

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  5. The co-efficient of x in the expansion of (1-2x^3+3x^5)(1+1/x)^8 is:

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  6. If the function f(x) satisfies (lim)(x->1)(f(x)-2)/(x^2-1)=pi, evaluat...

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  7. Find the point at which the tangent to the curve y=sqrt(4x-3)-1 has ...

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  8. The value of lim(x-> pi/3) ((tan^3x-3*tanx)/cos(x+pi/6))

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  9. A square matrix M of order 3 satisfies M^(2)=I-M, where I is an identi...

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  10. If a function y=f(x) such that f'(x) is continuous function and satisf...

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  11. Let p : 7 is not greater than 4 and q : Paris is in France be two s...

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  12. Solution set of |x^2-4|lt=5-|x^2-9| is [-3,3] (2) [-3,-2]uu[2,3] [...

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  13. If vec A= hat i-3 hat j+4 hat k , vec B=6 hat i+4 hat j-8 hat k , vec...

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  14. let A ={{:({:(a(11),a(12)),(a(21),a(22)):}):a(ij){0,1,2} and a(11)=a(2...

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  15. For the system of equitions: x+2y+3z=1 2x+y+3z=2 5x+5y+9z=4 there i...

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  16. A conic passes through the point (2, 4) and is such that the segment o...

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  17. If 0lt=xlt=2pi, then the number of solutions of 3(sinx+cosx)-2(sin^3x...

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  18. If I1=int0^(3pi) f(cos^2x) dx and I2 =int0^pi f(cos^2x) dx then (a) I1...

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  19. If (3sqrt3 + 5)^7 = P + F where P is an integer and F is a proper frac...

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  20. A relation R on the set of complex numbers is defined by z1 R z2 if ...

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