First term of sequence is found by letting n=1. Then a_1 = 1/2.
Each new term is equal to the previous one times (4/3). We call (4/3) the "common ratio."
List all the factors<span> for </span><span>45,270</span><span> to find the </span><span>common factors</span><span>.
</span><span>45=
−45,−15,−9,−5,−3,−1,1,3,5,9,15,45</span>
<span>270=−270,−135,−90,−54,−45,−30,−27,−18,−15,−10,−9,−6,−5,−3,−2,−1,1,2,3,5,6,9,10,15,18,27,30,45,54,90,135,<span>270
</span></span>The <span>common factors</span><span> for </span><span>45,270</span><span> are </span><span><span>−45,−15,−9,−5,−3,−1,1,3,5,9,15,45</span>.
</span>The GCF <span>of the numerical </span>factors <span>−45,−15,−9,−5,−3,−1,1,3,5,9,15,45</span><span> is </span><span>45.
</span>45
