Question 1158675
{{{matrix(2,1,"",x=3(.49-.7)^(5/2))}}}


{{{matrix(2,1,"",x=3(-0.21)^(5/2))}}}


{{{x=3sqrt((-0.21)^5)}}}

{{{x=3sqrt(-0.0004084101)}}}

{{{x=3*0.02020916i}}}


{{{x=0.06062748i}}}