All but -1 <x <1
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Use photo math :) and you will get your answer
(3 x 10) x 8 = 3 x (10 x 8)
this is called the associative property of multiplication.
it states : (a * b) * c = a * (b * c)
The greatest common factor of 26 and 14 is 2.
Very large. Idk. This is a crazy question