Whos good at math? i am so upset right now just please help me out.. :(

Which function families have maximums and minimums? 1.)linear absolute value functions and exponential functions 2.) linear absolute value functions and quadratic functions 3.) linear absolute value functions and linear functions 4.) linear absolute value functions and constant functions

Select all of the following expressions that are equal to 2.5.

If f(x)=-3x+2 and g(x)=-7x-2, which point represents f(x)=g(x)?