Please answer this worksheet for me. It will help so much. I gave 30 points for this question. Don't make it wasted. Person with the correct answers will get brainiest. Everybody will get a thanks though.

Which function has the same domain as y=2x

Find the cosine function that is represented in the graph.

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?