( 1 ³ + 2 ³ + 3 ³ ) -5/2
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Answered by
0
Answer:
33.5 is the right answer..Hope it helps :)
Answered by
1
Answer:
(1³+2³+3³)-5/2
(1+8+27)×-5/2
36×-5/2
18×-5=-90
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