Convert 2.50x10^4 lbs to grams

show work please

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

Ahot-air balloon takes off from the ground traveling vertically with a constant upward acceleration of magnitude g/4. after time interval δt, a crew member releases a ballast sandbag from the basket attached to the balloon. how many seconds does it take the sandbag to reach the ground? (express your answer in terms of δt)

Which describes increasing the efficiency of energy resource