The first four terms of a sequence are shown below:

6, 2, -2, -6

Which of the following functions best defines this sequence?

A) f(1)=6, f(n+1)=f(n)+4; for n≥1

B) f(1)=6, f(n+1)=f(n)-2; for n≥1

C) f(1)=6, f(n+1)=f(n)-4; for n≥1

D) f(1)=6, f(n+1)=f(n)+2; for n≥1

Question

The first four terms of a sequence are shown below:

6, 2, -2, -6

Which of the following functions best defines this sequence?

A) f(1)=6, f(n+1)=f(n)+4; for n≥1

B) f(1)=6, f(n+1)=f(n)-2; for n≥1

C) f(1)=6, f(n+1)=f(n)-4; for n≥1

D) f(1)=6, f(n+1)=f(n)+2; for n≥1

solomonzelman · Answer

what pattern do you notice here?

anonymous · Answer

The numbers are divisible by 2, they're the same numbers but ones positive and the other is negative

anonymous · Answer

@solomonzelman

solomonzelman · Answer

you subtract 4 every time, no ?