# When you first start a car after it has been sitting for more than an hour, it pollutes up to ......times more than when the engine is warm. 10 2 20 5

###### Question:

When you first start a car after it has been sitting for more than an hour, it pollutes up to ......times more than when the engine is warm.
10
2
20
5

### What is the value of the expression m^3, when m=-8. (Hint: m to the the third power) *

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