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If log(2)(5.2^(x)+1),log(4)(2^(1-x)+1) a...

If `log_(2)(5.2^(x)+1),log_(4)(2^(1-x)+1)` and 1 are in A.P,then x equals

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CENGAGE PUBLICATION-SEQUENCES AND SERIES-All Questions
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  2. The first trem of a GP is -3 and the square of the second term is equa...

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  3. If log(2)(5.2^(x)+1),log(4)(2^(1-x)+1) and 1 are in A.P,then x equals

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  4. Find the geometric series whose 5th and 8th terms are 80 and 640 respe...

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  5. 0ltthetaltpi/2, if x=sum(n=0)^inftycos^(2n)theta,y=sum(n=0)^inftysin^(...

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  6. The real numbers x1, x2, x3 satisfying the equation x^3-x^2+b x+gamma=...

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  7. Let a, b, c, d be real numbers in G.P. If u, v, w satisfy the system...

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  10. If p be the first of n arithmetic means between two numbers and q be t...

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  11. Find the centre and radius of the circle: (x+5)^2+(y-3)^2=20

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  12. The interior angles of a polygon are in arithmetic progression. The sm...

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  13. If a1,a2,a3,.......an are in AP where a1 gt 0foralli then the value of...

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  14. Does there exist a GP containing 27,8 and 12 as three of its terms ? I...

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  17. The sum of 50 terms of the series 3/(1^2)+5/(1^2+2^2)+7/(1^2+2^2+3^2)+...

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  18. Which term of the AP 3,10, 17,... will be 84 more than its 13th term?

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  19. The sum of the series a-(a+d)+(a+2d)-(a+3d)+... up to (2n+1) terms is:...

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