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Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Abank manager wants to encourage new customers to open accounts with principals of at least $2,500. he decides to make a poster advertising a simple interest rate of 3%. what must the principal be if the bank manager also wants to advertise that one can earn $10 the first month? can the poster correctly say, "open an account of $2 comma 500 and earn at least $10 interest in 1 month! "?