Question

How do you find the first six terms of a sequence??

a1 = -1, an = 2 • an-1

Answer 1

a₁ = -1
a₂ = 2(-1) = -2
a₃ = 2(-2) = -4
a₄ = 2(-4) = -8
a₅ = 2(-8) = -16
a₆ = 2(-16) = -32