Question

n
Sigma 2k+4
k=1
4th term in sequence?

Answer 1

Answer:

12

Step-by-step explanation:

2k+4= 2*4 +4=8+4=12

hope it will help

Answer 2

Answer:

12

Step-by-step explanation:

Given:

$\displaystyle \sum^n_{k=1}2k+4$

The 4th term in the sequence is when k = 4.  

Therefore, substitute  k = 4  into  2k + 4:

⇒ 2k+ 4 = 2(4) + 4

              = 8 + 4

              = 12

Therefore, the 4th term in the sequence is 12