<span>C) rational and real
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Answer:
3
Step-by-step explanation:
42 is 2 x 3 x 7
81 is 3 x 3 x 3 x 3
3 is the greatest common factor
(3/5)(5) - 4
3 - 4
This equation is equivalent to -1 when x is equal to 5.
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Answer:
60 degrees and pi/3 radians
Step-by-step explanation:
A full revolution is 360° or 2pi
… so multiply by 1/6 to get 60° and pi/3 radians