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Ppasmith replied to the thread High School Uncertain about part of the Order of Operations, from a formula.Exponentiation has precedence over multiplication.
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Ppasmith reacted to wrobel's post in the thread Solving an elementary trigonometric equation with
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Perhaps it would be clearer to write: $$\sin x=a,\quad |a|\le 1\Longrightarrow$$ $$x=\arcsin a+2\pi n$$ and $$x=\pi-\arcsin a+2\pi...