Find all numbers x in each case. (a) x3 = - 8 (b) x4 = 64
Question:
(a) x3 = - 8
(b) x4 = 64
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a If x re i then x 3 8 becomes r 3 e 3i 8e i Thus r 3 8 whence r 2 and 3 2 k ...View the full answer
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