Branliest to correct answer no guessing explain how you got your answer

How many 2/5s are in 1 and 1/2 plz someone me right now

The function f(x)= x5+ ( x + 3)2 is used to create a table. if x = -1 then what is f(x)?

Students are getting signatures for a petition to increase sports activities at the community center. the number of signatures they get each day is 3 times as many as the day before. the expression 3^6 represents the number of signatures they got on the sixth day. how many signatures did they get on the first day?