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sequence type a_{n}=3^{n-1}

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`x`²	`x`^□	log_□	√☐	^□√☐	≤	≥	□□	·	÷	`x`^◦	π
(☐)^′	`ddx`	∂∂`x`	∫	∫_□^□	lim	∑	∞	`θ`	(`f` ◦ `g`)	`f`(`x`)

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ddx

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sequence type a_n=3ⁿ⁻¹

Solution

geometric sequence: r=3, a_n=3ⁿ⁻¹

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a_n=3ⁿ⁻¹

Geometric Progression (Geometric Sequence)

A geometric sequence has a constant ratio r and is defined by a_n=a₁·rⁿ⁻¹

Find the common ratio: r=3

geometric sequence

r=3

Solve instead

first term a_n=3ⁿ⁻¹

nth term a_n=3ⁿ⁻¹

next term a_n=3ⁿ⁻¹

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−▭▭	<	7	8	9	÷	`AC`
+▭▭	>	4	5	6	×	☐☐☐
×▭▭	(	1	2	3	−	`x`
▭ \|▭	)	.	0	=	+	`y`

sequence type a_{n}=3^{n-1}

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