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Insert 5 geometric means between 576 and...

Insert 5 geometric means between 576 and 9.

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Let `a_1 , a_2 , a_3 , a_4 , a_5` be 5 geometric means between `a = 576` and` b = 9`
So, the sequence` a, a_1 , a_2 , a_3 , a_4 , a_5 , b` is in GP
Now, common ratio` r = (b/a) 1/(n + 1)`
`=> r = (9/576) 1/(5 + 1)`
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RD SHARMA-GEOMETRIC PROGRESSIONS-Solved Examples And Exercises
  1. If a ,b ,c ,d are four distinct positive numbers in G.P. then show tha...

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  2. Find the value of n so that (a^(n+1)+b^(n+1))/(a^n+b^n)may be the geo...

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  3. Insert 5 geometric means between 576 and 9.

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  4. Let x be the arithmetic mean and y ,z be tow geometric means between a...

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  5. Find two positive numbers whose difference is 12 an whose A.M. exce...

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  6. If one geometric mean G and two arithmetic means A1a n dA2 be inserted...

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  7. If a is the A.M. of ba n dc and the two geometric means are G1a n dG2 ...

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  8. If x in R , find the minimum value of the expression 3^x+3^(1-x)dot

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  9. If x ,y ,z are distinct positive numbers, then prove that (x+y)(y+z)(z...

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  10. If a ,b ,c are in G.P. then prove that (a^2+a b+b^2)/(b c+c a+a b)=(b+...

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  11. If 1/(a+b),1/(2b),1/(b+c) are three consecutive terms of an A.P., prov...

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  12. If a ,b ,c ,d are in G.P. prove that: (a b-c d)/(b^2-c^2)=(a+c)/b

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  13. If a ,b ,c ,d are in G.P. prove that: (a^2+b^2),(b^2+c^2),(c^2+d^2) ar...

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  14. The sum of three numbers a ,b ,c in A.P. is 18 . If a and b are each i...

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  15. If a ,b ,c are in G.P., prove that: 1) a(b^2+c^2)=c(a^2+b^2) , 2)...

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  16. If mth, nth and pth terms of a G.P. form three consecutive terms of a ...

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  17. If a ,b ,c are in G.P. and x ,y are the arithmetic means of a ,ba n db...

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  18. If x^a=x^(b//2)z^(b//2)=z^c , then prove that 1/a ,1/b ,1/c are in A.P...

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  19. If a ,b ,c are three distinct real numbers in G.P. and a+b+c=x b , t...

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  20. If the sum of three numbers in G.P. is 38 and their product is 1728, ...

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