F(x)=1/x2-4 Find f(2) for each of the following

If f(x)=2x^6+x^2+2 then what is the remainder when f(x)is divided by x+2

Solve 2x+y=3 x+y=5 in substitution method

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer