Question

Here is a pattern made from sticks:
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////////////// How many sticks would be in pattern number 6?

b)
How many sticks would be in pattern number n?

Answer 1

Answer:

Step-by-step explanation:

number of sticks are 6,10,14,...

d=10-6=4

$a_{n}=a_{1}+(n-1)d\\a_{6}=6+(6-1)*4\\=6+5*4\\=26$

b.

$a_{n}=a_{1}+(n-1)d$