Answers

2016-07-07T01:08:47+08:00
(COMMON DIFFERENCE) A2 = A5 + (-3d) 24 = 3 + (-3d) 24-3 = -3d 21/-3 = -3d/-3 Answer: [-7d] (FIRST TERM) An = A1 + (n-1)d 24 = A1 + (2-1) -7 24 = A1 + (1) -7 24 = A1 + (-7) 24+7 = A1 Answer: [31=A1]
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