serinasantiago serinasantiago 23-04-2020 Mathematics contestada PLEASE HELP BEST ANSWER ILL GIVE BRAINLIEST!! What is a formula for the nth term of the given sequence —> 50,-20,8 A) an = -125(-^2/5)^n-1 B) an = -125(-^2/5)^n C) an = 50(-^5/2)^n D) an = 50(^-2/5)^n