Answer:
mean = 19
i dont know what is meant by 'aboslute' mean so i just wrked out the normal mean
Step-by-step explanation:
Answer:
That is the<u> associative property</u>. In addition, it doesn't matter what order you add things in, so you can "associate" any grouping of additions and get the same result:
(a+b)+c = a+(b+c)
Note that this is true for multiplication as well:
(a*b)*c = a*(b*c)
Answer:
Here you go!, hope it helped. 68-32x
Answer:

Explanation:
[ Step One ] Remove Parenthesis: (a) = a

[ Step Two ] Multiply: 

[ Step Three ] Apply Exponent Rule 

[ Step Four ] Apply Exponent Rule: 

[
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We know that 1 mm=0.01 dm
75 mm=0.75 dm
choice D