SOLUTION: simplify and write the answer in exponential form: {{{ -(-3^8)^3 }}} My daughter and I think the answer is POSITIVE but the teacher's answer is NEGATIVE. Thank you for h

Algebra ->  Square-cubic-other-roots -> SOLUTION: simplify and write the answer in exponential form: {{{ -(-3^8)^3 }}} My daughter and I think the answer is POSITIVE but the teacher's answer is NEGATIVE. Thank you for h      Log On


   

Question 552353: simplify and write the answer in exponential form:
+-%28-3%5E8%29%5E3+

My daughter and I think the answer is POSITIVE
but the teacher's answer is NEGATIVE.
Thank you for helping me Help my daughter.
Very Respectfully
Tulio
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
simplify and write the answer in exponential form:
+-%28-3%5E8%29%5E3+
%28-3%29%5E8+=+%28-1%29%5E8%2A3%5E8+=+1%2A3%5E8
Then there's another minus sign outside, makes it negative.
= +-%286561%29%5E3+
= -282429536481