In French, and some other language, "sine" is "sen". More importantly, is "$\displaystyle cos2(x^{1/2})$" "$\displaystyle cos^2(x^{1/2})$" or "$\displaystyle cos(2x^{1/2})$"?
In French, and some other language, "sine" is "sen". More importantly, is "$\displaystyle cos2(x^{1/2})$" "$\displaystyle cos^2(x^{1/2})$" or "$\displaystyle cos(2x^{1/2})$"?