SOLUTION: Please evaluate the given polynomial: {{{ x^4 + x - 1}}} ; {{{ x = -i/2 }}}

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Question 362219: Please evaluate the given polynomial:
+x%5E4+%2B+x+-+1 ; +x+=+-i%2F2+
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
If x=-i/2 then x=i/2 also.
-i/2 * i/2 = 1/4
(x^4 + x - 1)/(1/4)
=4(x^4+x-1)
.
Ed