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# Plz Help HW

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\(A geometric series \$b_1+b_2+b_3+\cdots+b_{10}\$ has a sum of \$180\$. Assuming that the common ratio of that series is \$\dfrac{7}{4}\$, find the sum of the series \$b_2+b_4+b_6+b_8+b_{10}.\$\)\(A geometric series \$b_1+b_2+b_3+\cdots+b_{10}\$ has a sum of \$180\$. Assuming that the common ratio of that series is \$\dfrac{7}{4}\$, find the sum of the series \$b_2+b_4+b_6+b_8+b_{10}.\$\)

Feb 23, 2019

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An infinite series with a common ratio > 1  diverges and does not have a sum.....are you sure you have the correct ratio in your question?

Feb 23, 2019
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