What is the expanded form 3,463,911

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

Find the midpoint m of z1=(8+5i) and z2=(12+3i)

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 ?