Answer:
2×4=8 + 4 = 12 y stands firm you do the y part 2 times
Answer:
Yes
Step-by-step explanation:
It is a many to one function, means every element of the domain has more than one image at codomain after mapping.
Answer:
A. 
Step-by-step explanation:
I'm not sure if this is right
Answer:
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Step-by-step explanation:

The tenths-place digits of the two numbers are the same, 4. So comparison proceeds to the hundredths place. The digit in the hundredths place of 0.4444... is 4, which is less than the digit in the hundredths place of 0.45, which is 5. Hence 4/9 < 0.45.
Answer:
(4.2 X 10,000) X (2 X 1,000)
42,000 X 2,000= 84,000,000
Step-by-step explanation:
Hope this helps