$***$ GIVE ME THE STEP BY STEP USING FINANCIAL CALUCLATOR HP $10$BII$+$ TO SOLVE THOSE PROBLEMS$****$ I need to know how to get the right answer using the calculator: including cfj$,$ i$/$yr$,$ p$/$yr$,$ shift npv$,$ shift nj PLEASE

$1.$You just opened a brokerage account, depositing $$2,000.$ You expect the account to earn an interest rate of $8\mathrm{.}84\%.$ You also plan on depositing $$2,000$ at the end of years $5$ through $10.$ What will be the value of the account at the end of $20$ years, assuming you earn your expected rate of return?

$2.$What is the effective annual rate $($EAR$)$ for a nominal rate $($semi$-$annual compounding$)$ of $11\mathrm{.}51\%?$

$8.$What is the present value of an annuity that pays $$58$ per year for $13$ years and an additional $$1,000$ with the final payment? Use a nominal rate of $7\mathrm{.}23\%.$