Find cos(α−β)\cos(\alpha - \beta)cos(α−β) given sinα=35\sin\alpha = \frac{3}{5}sinα=53, cosβ=513\cos\beta = \frac{5}{13}cosβ=135, with α,β\alpha, \betaα,β in the first quadrant.
5665\frac{56}{65}6556
1665\frac{16}{65}6516
3365\frac{33}{65}6533
6365\frac{63}{65}6563