Question

Four of the five parts numbered (1), (2), (3), (4) and (5) are exactly equal. The number of that part which is not equal will be your answer.

A 9³ - 8³ - 6³
B √676 - √484
C ∛6859 - ∛3375
D 8³ + 2² - 7³ - 13²
E √841 - √625
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