Write an equation for each function notation. then complete the table

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Write the function for the graph. (1.8) (0,4)

Find the arc length of the semicircle. 7the grade