3 years ago

Which recursive sequence would produce the sequence 6, 20, 62, …

Mathematics

1 answer:

klasskru [66]3 years ago

4 0

Step-by-step explanation:

Using an online calculator, I was able to find that one pattern is

$a_{n} = a_{n-1} + 14 * 3^{n-1}$ . Finding a recursive sequence is generally based on guess and check, so there isn't much explanation to obtaining one

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PLEASE HELP ME GUYS!!

Softa [21]

Answer:

n=20

Step-by-step explanation:

$S_{n} =\frac{n(a_{1}+a_{n})}{2}\\\\1260 =\frac{n(25+101)}{2} \\\\n = 20$

8 0

3 years ago

Graph the system equation 2x - y = 4 x - y= -2

Ipatiy [6.2K]

Hello there!

You need to look for a calculator on the internet that can do that.

I used demos, it is not bad!

As always, it is my pleasure to help people like you!