Consider the following initial-value problem. y' + 3y = f(t), y(0) = 0, where f(t) = t, 0 ≤ t < 1 0, t ≥ 1 Write the function f(t) in terms of unit step functions. Find the Laplace transform of the given function.

Can someone me out here number 4 plz

In a young single person's monthly budget, $150 is spent on food, $175 is spent on housing, and $175 is spend on other items. suppose you drew a circle graph to represent this information, what percent of the graph represents housing?

Me d is also an option but i couldn't get it in the picture