Native_Americans_in_the_United_State0000000000000000000000000
Explanation:
Explanation:
sound waves go through almost every thing exept solid walls
Answer: The physics of evolution had made the moon like it is today....Please watch this video from you tube about the evolution of the moon.
Explanation:
https://youtu.be/UIKmSQqp8wY
Well,
arctan is a bijection from R into (-pi/2 , pi/2)*and
pi is a period of tangent function:
so
as we have : tan(7pi/4) = tan(pi - pi/4) = - tan(pi/4)
we finally get :
<span>arctan(tan(7pi/4)) = artan(tan(- pi/4)) = - pi/4
</span>
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To change the thermos into an open energy system<span>, take off the the cap</span>
