What is the pattern here?
3, 21, 147, 1029, 7203

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

How long must $542 be invested at a rate of 7% to earn $303.52 in interest? in a easier way

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.