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If (1+x+x^2)^n=a0+a1x+a2x^2++a(2n)x^(2n)...

If `(1+x+x^2)^n=a_0+a_1x+a_2x^2++a_(2n)x^(2n),` find the value of `a_0+a_3+a_6++ ,n in Ndot`

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RESONANCE DPP-JEE MAINS-All Questions
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  3. If (1+x+x^2)^n=a0+a1x+a2x^2++a(2n)x^(2n), find the value of a0+a3+a6+...

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  6. Let f(x) be a differentiable function satisfying f(y)f(x/y)=f(x) AA, x...

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  7. A(0,2),B and C are points on parabola y^2=x+4 such that angleCBA=pi/2,...

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  8. A bag contains 15 white and some black balls. If the probability o...

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  11. If vec a , vec ba n d vec c are unit vectors, then | vec a- vec b|^2+...

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  13. The focal distance of the point (9,6) on the parabola y^(2)=4x is

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  15. If f(x)=x^3+2x^2+3x+4 and g(x) is the inverse of f(x) then g^(prime)(4...

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  16. The probability that at least one of the events Aa n dB occurs is 0.6...

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  17. If A=1/3{:[(1,2,2),(2,1,-2),(a,2,b)]:} is an orthogonal matrix, then

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  18. If a circle of constant radius 3k passes through the origin O and me...

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  19. The coefficient of x^3 in the expansion of 3/((1+3x)^3)i s

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  20. If the equation ax^2+2bx+c=0 and ax62+2cx+b=0 b!=c have a common root ...

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