Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 8 Rational Functions - 8.5 Add and Subtract Rational Expressions - 8.5 Exercises - Problem Solving - Page 588: 43a


See below.

Work Step by Step

$\frac{Pi}{1-(\frac{1}{1+i})^{12t}}=\frac{Pi}{1-\frac{1}{(1+i)^{12t}}}=\frac{Pi}{\frac{(1+i)^{12t}}{(1+i)^{12t}}-\frac{1}{(1+i)^{12t}}}=\frac{Pi}{\frac{(1+i)^{12t}-1}{(1+i)^{12t}}}=\frac{Pi(1+i)^{12t}}{(1+i)^{12t}-1}$ Thus we proved what we had to.
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