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Please help, use the recursive geometric rule to find the first four terms

Please help, use the recursive geometric rule to find the first four terms-example-1
User Kristiaan
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1 Answer

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The first term is given, a₁ = -2, so of course the second and third options are not correct.

From the given recurrence, it follows that

a₂ = 4a₁ = 4 • (-2) = -8

There's no need to actually the compute the next two terms, since it's clear that the first choice is the correct one.

User Shazmoh
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