physics
A 2.6x10^3 kg elevator carries a maximum load of 888.1 kg. A constant frictional force of 4.9x10^3 N retards the elevator's motion upward. The acceleration of gravity is 9.81 m.s^2. What minimum power must the motor deliver to lift the fully loaded elevator at a constant s...
math
a) Identify the base in the following statement b) Solve for the amount. What is 81% of 285
MATH
483to518
probability
P C 5 3 6 4 This the best I can reproduce it, but P and C have a black dot in between which means they are multiplied by each other.
math - probability
An astronomer wishes to measure on a photograph the distance between the image of a certain star and three other star images nearby. If eight images are nearby, how many choices of the three stars does he have?
Math
8(x+4)^2= -9
Science
What is eubacteria's enrgy source? Source? It is simple sugars. ,kj
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