chen earns £30 per week from his part-time job. He is given a 5% pay rise. How much extra does he earn each week?

Using the graph below, select all statements that are true. a. f(0.6)=0 b. f(-3.2)=-3 c. f(5.1)=5 d. this is the graph of the greatest integer function. e. this graph is one-to-one.

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.