SAT Math Practice Question #26392 - SATify | SATify
#26392
sequences and series
arithmetic progression
counting
Heron's Formula
hard
120 sec
Let 1,5,9,… and 2,9,16,… be two arithmetic progressions. The set S is the union of the first 1200 terms of the first sequence and the first 1000 terms of the second sequence. How many distinct numbers are in S?