HP 9g Graphing manual When the message 1 AN, 2 SN appears on the display, you can

		RUN
	When the message “ 1: A(N), 2 :S(N) ” appears on the display, you can
	input a “ P ” value to specify the type of operation to be
	performed:
	1 for A(N)	2 for S(N)
32 (1) A = 3 , D = 2, N = 4		A(N) = A (4) = 9
[	] ( 5 Seconds )

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