Question

Find the terms in the arithmetic sequence 4,x,16 find the x

Answer 1

Answer:

10

Step-by-step explanation:

Given arithmetic sequence is 4,x,16.

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

Here, $a_{2} -a_{1} =a_{3} -a_{2}$

That is

$x-4 =16-x\\2x=20\\x=10$