Question: PLEASE FIX THE ANSWER, PLEASE FIND THE RIGHT ANSWER, THANK YOU. Write the sum without sigma notation. Then evaluate. E(-1)*+ 3 COS K k =1
PLEASE FIX THE ANSWER, PLEASE FIND THE RIGHT ANSWER, THANK YOU.

Write the sum without sigma notation. Then evaluate. E(-1)*+ 3 COS K k =1 Write the sum without sigma notation. (Do not simplify. Do not evaluate.)
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