arcsin[sin(6pi/7)]
I am confused is the answer pi/7 or 6pi/7? Why?
I am confused is the answer pi/7 or 6pi/7? Why?
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6pi/7
Because its an inverse function of that function.
So they cancel each other out
But the actual reference angle is pi/7
Because its an inverse function of that function.
So they cancel each other out
But the actual reference angle is pi/7