Evaluate the sum of geometric series below:
Please also show your work too. Thank you!...
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Mathematics, 18.08.2021 17:10 wirchakethan23
Evaluate the sum of geometric series below:
![\displaystyle \large{ \sum_{k = 1}^n (4 \cdot {3}^{k} - {2}^{k + 1}) }](/tpl/images/2440/9544/68f70.png)
Please also show your work too. Thank you!
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