help plz no one in my class understands and its a homework due i tried doing it but it doesnt enter my mind plz asap

What is the type of the reaction below? bacl2 + h2so4 → 2 hci + baso4 double replacement synthesis single replacement decomposition

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.

Write a polynomial function with the given zeros x= -1,0,2show your work