(1 -w -w²)5 = 32
Shah Jee , 10 Years ago
Grade 10
Algebra> (1 -w -w²) 5 = 32...
1 Answers
Sourabh Singh
Last Activity: 10 Years ago
Hii shah as you know
1 + w +w ² = 0 whem w is cube root of unity.hence you can write it as
-w -w² = 1
therefore 2^5 is 32..
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