Question

# Match each of the trigonometric expressions below with the equivalent non-trigonometric function from the following list. Enter the appropriate letter

Right triangles and trigonometry
Match each of the trigonometric expressions below with the equivalent non-trigonometric function from the following list. Enter the appropriate letter(A,B, C, D or E)in each blank
A . $$\displaystyle{\tan{{\left({\arcsin{{\left({\frac{{{x}}}{{{8}}}}\right)}}}\right)}}}$$
B . $$\displaystyle{\cos{{\left({a}{r}{\sin{{\left({\frac{{{x}}}{{{8}}}}\right)}}}\right)}}}$$
C. $$\displaystyle{\left({\frac{{{1}}}{{{2}}}}\right)}{\sin{{\left({2}{\arcsin{{\left({\frac{{{x}}}{{{8}}}}\right)}}}\right)}}}$$
D. $$\displaystyle{\sin{{\left({\arctan{{\left({\frac{{{x}}}{{{8}}}}\right)}}}\right)}}}$$
E. $$\displaystyle{\cos{{\left({\arctan{{\left({\frac{{{x}}}{{{8}}}}\right)}}}\right)}}}$$