Where is the table at
Answer:
It has a period of 180 degrees.
which equals (1/2) PI
Step-by-step explanation:
4-9 = 4+(-9)
-6-7 = -6+(-7)
-4-(-9) = -4 + 9
6-(-7) = 6+7
Double negatives means a positive and one positive and one negative is a negative.
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