(1+ 1/w)(1+1/w^2)+(2+1/w)(2+1/w^2)+(3+1/w)(3+ 1/w^2)+.............+(n + 1/w)(n+1/w^2)=________?? where w , and w^2 are the cube roots of unity. plz answer my question which is still pending in circles.
Asked by | 4th Nov, 2013, 10:59: PM
Expert Answer:
Answered by Vimala Ramamurthy | 8th Nov, 2013, 09:23: AM
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