Which statement describes the mapping?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?

At a soccer tournament 1212 teams are wearing red shirts, 66 teams are wearing blue shirts, 44 teams are wearing orange shirts, and 22 teams are wearing white shirts. for every 22 teams at the tournament, there is 1 team wearing shirts. choose 1