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The graph of the function y=cos xcos(x+2...

The graph of the function `y=cos xcos(x+2)-cos^2(x+1)` is:
(A)    A straight line passing through `(0,sin^2 1)` with slope 2
(B)    A stright line passing through `(0,0)`
(C)    A parabola with vertex `(1, -sin^2 1)`

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RESONANCE DPP-JEE MAINS-All Questions
  1. If 0ltaltbltc and the roots alpha,beta of equation a="" x^2+b="" x+c="...

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  2. If a^2+b^2=1 t h e n (1+b+i a)/(1+b-i a)= 1 b. 2 c. b+i a d. a+...

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  3. The graph of the function y=cos xcos(x+2)-cos^2(x+1) is: (A) &n...

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  4. If in a triangle A B C ,(a+b+c)(b+c-a)=kdotb c ,t h e n : k<0 b. k >6...

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  5. A round balloon of radius r subtends an angle alpha at the eye of the ...

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  6. If f^(prime)(1)=-2sqrt(2)a n dg^(prime)(sqrt(2))=4 , then the derivati...

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  7. Let an be the n^(t h) term of an A.P. If sum(r=1)^(100)a(2r)=alpha&su...

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  8. Let vectors vec a , vec b , vec c ,a n d vec d be such that ( vec ax...

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  9. A normal is drawn at point P(a ,a^n) on the curve =x^n in the first qu...

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  10. Sum of all the numbers between 1 and 1000 which are divisible by 3 i...

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  11. int(cos^3x)/(sqrt(sin^7x))dx= 2/5dotcos e c^(7/2)x+2sqrt(cose c x)+c...

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  12. Given an A.P. whose terms are all positive integers. The sum of its fi...

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  13. If a, b, c are in A.P. and b-a, c-b, a are in G.P. then a:b:c=?

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  14. Evaluate: int(x+1)/(x(1+xe^x)^2)dx

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  15. Let the sequence a1,a2,a3, ,an from an A.P. Then the value of a1 2-a2 ...

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  16. If int0^a(dx)/(sqrt(x+a)+sqrt(x))=int0^(pi/8)(2tantheta)/(sin2theta)dt...

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  17. The sum of the first three terms of an A.P. is 9 and the sum of their ...

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  18. int("sin"2"x")/(s in5x s in3x)dx 1/3ln|sin3x|+1/5ln|sin5x|+c b. 1/3l...

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  19. A postman delivered daily for 42 days 4 more latters each day than on ...

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  20. If int0^1tan^(-1)xdx=alpha,t h e nint0^(pi/4)tan^(-1)((2cos^2theta)/(...

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