Answer:
We say that f(x) has an absolute (or global) minimum at x=c if f(x)≥f(c) f ( x ) ≥ f ( c ) for every x in the domain we are working on. We say that f(x) has a relative (or local) minimum at x=c iff(x)≥f(c) f ( x ) ≥ f ( c ) for every x in some open interval around x=c .
Assuming you are referring to simple interest not compound that that it is annual you would gain $100 putting you at $600
2+2 is 4. You learned this in 1st grade
I assume the question was true or false. Here is how you verify the identity— which is true :)