Can you is reserving a room in a hotel in france where they use euros the rumor can you is reserving a room in a hotel in france where they use euros the room charges 75 suppose the conversion rate is euro one equals 1.298 what is the cost of the room in dollars

Is this a polynomial function? i need to know asap

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m

I'm confused on this could anyone me and show me what i need to do to solve it.