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What is the value of the fourth term in a geometric sequencefor which a, = 10 and r= 0.5?
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What is the value of the fourth term in a geometric sequencefor which a, = 10 and r= 0.5?

What is the value of the fourth term in a geometric sequencefor which a, = 10 and-example-1
User Vitali Bichov
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1 Answer

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Solution


\begin{gathered} T_n=ar^(n-1) \\ \\ T_4=10((1)/(2))^(4-1) \\ \\ T_4=10((1)/(8)) \\ \\ T_4=(5)/(4) \\ \\ T_4=1.25 \end{gathered}

The answer is


1.25

User Nick Gunn
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6.2k points
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