21. Broooooo, This is baby stuff!
Answer:
a diagram in which the numerical values of variables are represented by the height or length of lines or rectangles of equal width.
Step-by-step explanation:
Answer:
See explanation
Step-by-step explanation:
Consider the expression

First, factor it:

Note that

Then

This shows that number 100 is a factor of the expression
and, therefore, this expression is divisible by 100.
This is rational. It -81.43:-94.52 expressed. -81.45/94.52
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