Practice problem
If sinx=35\sin x = \dfrac{3}{5}sinx=53, solve for cosx\cos xcosx.
1
±1625\pm {\sqrt { \dfrac{16}{25}}}±2516
±2516\pm {\sqrt { \dfrac{25}{16}}}±1625
No Solution
Type a concept, like “slope” or “photosynthesis”.
