4. Error Analysis Felipe states that every relation is a function, but not every function
is a relation. Explain Felipe's error.

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?

Can you me find the missing length. i attached an image.

Answer for 10 points show work you guys in advanced < 3