Hey! Hope that I can help.
-√17 belongs in only one number set: irrational.
The slope of this line is 0, it would be undefined if the line were vertical
Hi , 3/4 times 28 equals to 84/4
28 is equivalent to 28/1
we just multiply straight across
28 x 3 equals to 84
4 x 1 equals to 4
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