SubArea: Linear functionsLevel: CProject ID: 9000009311Accepted: 1Clonable: 0Easy: 0The graph shows the speed of a train as a function of time. Find an analytic expression for this function.v=30−34t, t∈[0;20]v=30+34t, t∈[0;20]v=15+34t, t∈[0;20]v=30−43t, t∈[0;20]
