Answer:
See attached photo.
Step-by-step explanation:
x = -2y^2 + 4y + 2
Answer:
158.4 pounds
Step-by-step explanation:
first find the volume of the tank


to convert this to m^3 we know that 1m = 100cm


the cm^3 cancel out.


by simply converting the side-lengths to meters beforehand can give you this answer directly:

it is given that 1 meter cube of water weighs about 2200 pounds.

multiply both sides with 0.072 to find our answer:


hence the weight of the water in the tank would be 158.4 pounds!
Answer:
Step-by-step explanation:
Answer:
15 ,90 30 45.90,23,23,45,
0
,12,3,
Step-by-step explanation: