30. Can you conclude that A = B if A, B, and C are sets such that
a) AUC = BUC? b) ANC = BAC?
c) AUC = BUC and An C = BNC?​

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cosine

step-by-step explanation:

the terms of a geometric sequence can be found by beginning with the first term and multiplying by the common ratio repeatedly. a recursive formula for a geometric sequence with common ratio r is given by an=ran−1 a n = r a n − 1 for n≥2 n ≥ 2 .

step-by-step explanation: