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Eyad

  • 3 years ago

Geometric sequence of positive terms in which its first term equal 4 times its third term and the sum of its second term ,fifth term is 36 ..Find The G.s .....

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  1. ParthKohli
    • 3 years ago
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    \(\Large \color{MidnightBlue}{\Rightarrow S_{g}= A{1 - r^n \over 1-r} }\)

  2. Eyad
    • 3 years ago
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    @ParthKohli : What is Sg ?????

  3. ParthKohli
    • 3 years ago
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    Sum of a geometric sequence

  4. ParthKohli
    • 3 years ago
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    :P

  5. Eyad
    • 3 years ago
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    @ParthKohli :And whats da function of this rule ,and how can i use it here ?!

  6. ParthKohli
    • 3 years ago
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    A is the first term.

  7. ParthKohli
    • 3 years ago
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    r is the common ratio, n is the number of terms.

  8. Eyad
    • 3 years ago
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    i know :D

  9. Eyad
    • 3 years ago
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    whats da benefit from getting the sum of geo.sequence ?

  10. ParthKohli
    • 3 years ago
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    Wait, what does G.s mean?

  11. ParthKohli
    • 3 years ago
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    Geometric sequence or sum?

  12. Eyad
    • 3 years ago
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    its Geometric sequence ..

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