Question

Here are the first five terms of an arithmetic sequence. 2 6 10 14 18 Is 86 a term in the sequence? You must give a reason for your answer. ANSWEER NOOOWWW PLSSS

Answer 1

Yes, 86 is a term in the sequence because the sequence is adding by 4. If your add 4 you will eventually get to 86

Answer 2

86 is a term in the sequence

Explanation:

2; 6; 10; 14; 18;.....

T1=1*4-2=2

T2=2*4-2=6

T3=3*4-2=10

T4=4*4-2=14

T5=5*4-2=18

......................

Tn=n*4-2

n*4-2=86

n*4=88

n=88/4

n=22

86 is T22 in the sequence.