Question 935574
Is "a" the first term, at index 1 ?
{{{a=20^(1/4)}}}
{{{a=(2^2*5)^(1/4)}}}
{{{a=2^(1/2)*5^(1/4)}}}
more easily stated as {{{20^(1/4)}}}



The sixth term would be a*r^(5)
{{{(20^(1/4))(-3)^5}}}
{{{highlight(-243*20^(1/4))}}}