the graph below shows the relationship between the velocity and time for a car. what is the acceleration of the car meter per second every second?

Can someone me with my hwplz(only the circled ones)

What is the binomial expansion of (2x-3)^5

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.