Y=2/5x-12 is it liear or nolinear or both

Anyone know? is appreciated! will mark brainliest if correct!

Which of the following values cannot be probabilities? 0.08, 5 divided by 3, startroot 2 endroot, negative 0.59, 1, 0, 1.44, 3 divided by 5 select all the values that cannot be probabilities. a. five thirds b. 1.44 c. 1 d. startroot 2 endroot e. three fifths f. 0.08 g. 0 h. negative 0.59

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?