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JNaruto5796

  • 3 years ago

please helpp mee ): In a geometric sequence, if r=square root of 3 and a4=2,what is the value of a1?

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  1. anonymous
    • 3 years ago
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    \(a_1,a_1r,a_1r^2,a_1r^3\) \[a_1r^3=a_4\] \[a_1\times 3\sqrt{3}=a_4=2\]

  2. anonymous
    • 3 years ago
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    so \[a_1=\frac{2}{3\sqrt3}\]

  3. JNaruto5796
    • 3 years ago
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    it says the answer is 3radical3

  4. JNaruto5796
    • 3 years ago
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    ):

  5. AnimalAin
    • 3 years ago
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    Check your question and your approved solution again. Pretty sure satellite73 is spot on. The correct answer might have be simplified to 2sqrt3/9

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