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Comprehension (6 to 8) Given a special sequence, a, b, c, d such that first three number are in A.P. while the last three are in G.P. If the first number is 18 and common ratio of G.P. is `1/2` , then answer the following questions The value of `c+d` is given by 9 (b) 10 (c) 11 (d) 12

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RESONANCE DPP ENGLISH-JEE MAINS-All Questions
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  2. If a(1),a(2),a(3),"........."a(n) are in HP, then the expression a(1)a...

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  3. Comprehension (6 to 8) Given a special sequence, a, b, c, d such that ...

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  5. The coefficient of x^6 in series of e^(2x) is

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  6. Three digit numbers in which the middle one is a perfect square are fo...

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  7. Differentiate the following functions with respect to x f(x)=sqrt(x)+...

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  8. If I1=int(-1)^1(tan^(-1)x+1/x)dx&I2=int(-1)^1(cot^(-1)x+cot^(-1)1/x)dx...

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  9. The number of different seven digit numbers that can be written using ...

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  12. Differentiate the following function from first principles: e^(-x)

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  14. Differentiate the following function with respect to x from first prin...

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  15. Ten IIT and 2DCE students sit in a row. The number of ways in which...

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  16. The function u=e^x sin x ; v=e^x cos x satisfy the equation a.v(d u...

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  17. Number of ways in which 7 people can occupy 6 seats, 3 seats on eac...

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  18. Differentiate the following function with respect to x from first prin...

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  19. If y=x+e^x , find (d^2x)/(dy^2) .

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  20. Differentiate the following functions with respect to x: log(x+sqrt...

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