Write the trigonometric expression as an algebraic expression having u and v. sin[arcsin(u) - arccos(v)]
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Originally Posted by magentarita Write the trigonometric expression as an algebraic expression having u and v. sin[arcsin(u) - arccos(v)] Formula sin(a-b) that you should know then $\displaystyle \sin(\arcsin(x))=\cos(\arccos(x))=x$ $\displaystyle \sin(\arccos(x))=\cos(\arcsin(x))=\sqrt{1-x^2}$
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