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The first term of a sequence is -12. The recursive formula for the sequence is an = an-1 + 9. What are the next 3 terms in the sequence?
A) -3,-15,-27
B) -3, 6, 15
C) -3, -6, -3
D) -3, -6, 3

Answer :

mreijepatmat
Recursive formula (given) ==>a(n) =a(n-1) + 9

a₁= -12 Given

a₂ = a₁ + 9 =-  3

a₃ = a₂ + 9 = 6

a₄ = a₃ + 9 = 15 (Answer B)

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