Confirm that f and g are inverses by showing that f(g(x))=x and g(f(x))=x. f(x)=4/x and g(x)=4/x

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer