Explain and show how to find the amplitude of the function f(x)=-5 sin⁡(x/3)-1.

Point q is equidistant from the sides of ∠tsr. find m∠rst.

What is the range of the inverse of the given function f(x)=√x-2

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! "?