Question

Is 40 trem of the sequences 3,7,11,15...?

Answer 1

Answer:

let us think,the term number is x

the difference between all the number is 4

so,the term follow( x*4-1) sequences.

example : 1*4-1=3

2*4-1=7

like that,the 40th term of this sequence will be ➡40*4-1=159

so, your answer is 159