Question

Find the 150th term of $-5,-1,3,7,\dots$

• A. 591
• B. 595
• C. 583
• D. none of these

Answer 1

The correct option is A 591

The series $-5,-1,3,7\dots$ are in AP

Common difference is given as $-1-(-5)=4$

$a_{150}=-5+(150-1)4=-5+149\times 4-5+596=591$