A mortgage broker is offering a $25-$year $$286,000$ mortgage with a

teaser rate. In the first two years of the mortgage, the borrower

makes monthly payments on only a $5\mathrm{.}2$ percent APR interest rate.

After the second year, the mortgage interest rate charged increases

to $8\mathrm{.}2$ percent APR$\mathrm{.}1)$What are the monthly payments in the first two

years?$2)$What are the monthly payments after the second year?