All the angles in the diagram are measured to the nearest degree work out the upper bound and lower bound of x

At which value in the domain does f(x) =0?

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

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.