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The interior angles of a polygon are in ...

The interior angles of a polygon are in arithmetic progression. The smallest angle is `120^@` and the common difference is `5^@` . Find the number of sides of the polygon.

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PATHFINDER-PROGRESSION AND SERIES -QUESTION BANK
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  3. The interior angles of a polygon are in arithmetic progression. The sm...

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  4. Find the sum of the first n terms of the series 1^3+3.2^2+3^3+3.4^2+5^...

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  5. Find the sum of the first n terms of the series 1^3+3.2^2+3^3+3.4^2+5^...

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

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  7. The sum of the squares of three distinct real numbers, which are in GP...

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  12. Solve the following equations for x and y log10xx+1/2log10xx+1/4log10x...

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  13. Find the sum of the series 1/1.3+2/(1.3.5)+3/(1.3.5.7)...upto infinit...

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  14. If sum(r=1)^nTr =n/8(n+1)(n+2)(n+3) then find sum(r=1)^n1/Tr

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  15. If 1,log9(3^(1-x)+2) and log3(4.3^x-1) are in AP , then x is equal to

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  16. If the sum of the first 2n terms of the AP 2,5,8.....is equal to the s...

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  17. If xin R , the number 5^(1+x)+5^(1-x),a/2,25^x+25^-xform an AP , then ...

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  18. If an AP a7=9 and a1a2a7 is least , then common difference is

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  19. Consider an infinite geometric series with first term a and common rat...

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  20. The value of a^(logb(x))=(where, a=0.2,b=sqrt5), x=(1/4+1/8+1/16+........

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