<p>Obtain the first four terms in the expansion of ${{(1+3x)}^{-1}}$.</p>
<ol class="i-list"><li><div class="list-item-paragraph">in ascending powers of $x$,</div></li><li><div class="list-item-paragraph">in descending powers of $x$.</div></li></ol>
<p>For each case, state the range of values of $x$ for which the expansion is valid.</p>

Obtain the first four terms in the expansion of ${{(1+3x)}^{-1}}$.

For each case, state the range of values of $x$ for which the expansion is valid.

Maclaurin Series and Power Series

H2 Math

International Baccalaureate Higher Level Mathematics

Maclaurin Series and Power Series

Question b1fcf2b9

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