If sin x = \(\frac{12}{13}\) and sin y = \(..

Question 1 Report

If sin x = \(\frac{12}{13}\) and sin y = \(\frac{4}{5}\), where x and y are acute angles, find cos (x + y)

\(\frac{48}{65}\)

\(\frac{13}{15}\)

\(\frac{-33}{65}\)

\(\frac{-48}{65}\)