Trig, hurry please. The graph of a sinusoidal function intersects its midline at (0,1) and then has a maximum point at (7pi/4,5)

Write the formula of the function, where x is entered in radians.

Tamera puts 15/4 gallons of gasoline in her car. which mixed number represents the gallons of gasoline? a) 2 3/4 gallons b) 3 1/4 gallons c) 3 3/4 gallons d) 4 1/2 gallons answer it's worth a lot of points!

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

If g^-1(x) is the inverse of g (x) which statement must be true