Calculate the cost for the fuel needed for Sam to drive to Nanaimo to tofino

(15 points)

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?

The anwser cause i do not understand just plez