Back to Recognize sequences as functions — Problem 4 · Task Set 5

HSF.IF.A.3 Tutor Intake — Sequences as Functions

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Grade 9·13 problems·~12 min·Common Core Math - HS Functions·group·hsf-if-a-3
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Procedures

1.

The geometric sequence has first term a(1)=4a(1) = 4 and common ratio r=3r = 3.

Use the explicit formula a(n)=a1rn1a(n) = a_1 \cdot r^{n-1} to find a(4)a(4).