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The sum of an infinite number of terms o...

The sum of an infinite number of terms of a G.P. is 15 and the sum of their squares is 45. Find the G.P.

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MODERN PUBLICATION-SEQUENCES AND SERIES-EXERCISE
  1. The common ratio of a G.P. is -4/5 and the sum to infinity is 80/9. Fi...

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  2. Find Soo of G.P. whose first term is 28 and the fourth term is 4/49 .

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  3. The sum of an infinite number of terms of a G.P. is 15 and the sum of ...

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  4. Evaluate the following : 0. bar 45.

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  5. Evaluate the following : 1. bar 36.

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  6. Evaluate the following : 0.2 bar 35.

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  7. Evaluate the following : 0.bar 712.

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  8. Find a rational number of the following which will have as its expansi...

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  9. Find a rational number of the following which will have as its expansi...

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  10. Find a rational number of the following which will have as its expansi...

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  11. Find a rational number of the following which will have as its expansi...

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  12. Let x=1+a +a^(2) +….. And y= 1 + b + b^(2)+…… where |a| lt 1 and |b| l...

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  13. One side of a equilateral triangle is 24 cm. The mid-points of its sid...

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  14. Find the sum to n terms of the following series : 1+3/2+5/2^2+7/2^3+...

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  15. Find the sum to n terms of the following series : 1+2/3 +3/3^2+4/3^3...

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  16. Find the sum to n terms of the following series : 3+5xx 1/4+7xx1/4^2...

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  17. Find the sum to n terms of the following series : 1+2x+ 3x^2+4x^3+ ....

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  18. Find the sum to n terms of the following series : 1+ 3x+ 5x^2+7x^3+ ...

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  19. Find the sum to n terms of the following series : 1+4x+7x^2+10x^3+ ....

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  20. Find the sum to infinity of the following series : 2+3/2+1+5/8+........

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