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a1​=−3,d=−5 (b) a1​=−23​,d=21​ (c) a1​=10,an​=an−1​−3

Posted: Thu Jul 14, 2022 4:02 pm
by answerhappygod
A1 3 D 5 B A1 23 D 21 C A1 10 An An 1 3 1
A1 3 D 5 B A1 23 D 21 C A1 10 An An 1 3 1 (4.3 KiB) Viewed 24 times
a1​=−3,d=−5 (b) a1​=−23​,d=21​ (c) a1​=10,an​=an−1​−3