$\"\"$

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The second term of geometric sequence is $\"\"$ .

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The fourth term of geometric sequence is $\"\"$ .

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Formula for $\"\"$ term in geometric sequence is $\"\"$ .

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Where $\"\"$ is the first term in sequence and $\"\"$ is the common ratio.

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Therefore, formula for $\"\"$ term is $\"\"$ .

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Substitute $\"\"$ in $\"\"$ .

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$\"\"$

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Therefore, formula for $\"\"$ term is $\"\"$ .

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Substitute $\"\"$ in $\"\"$ .

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$\"\"$

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Divide equation (2) by equation (1).

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$\"\"$

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$\"\"$

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Substitute $\"\"$ in equation (1).

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$\"\"$

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Formula for $\"\"$ term in geometric sequence is $\"\"$ .

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Substitute $\"\"$ and $\"\"$ in $\"\"$ .

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$\"\"$

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$\"\"$ .

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The $\"\"$ term of the geometric sequence is $\"\"$ .

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$\"\"$

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The $\"\"$ term of the geometric sequence is $\"\"$ .