HELP PLEASE!! Picture below with options!​

Which is the completely factored from of xy^3-x^3y

Aplot of land has been surveyed for a new housing development with borders ab, bc, dc, and da. the plot of land is a right trapezoid with a height of 60 feet and an opposite leg length of 65 feet

Two triangles can be formed with the given information. use the law of sines to solve the triangles. b = 49°, a = 16, b = 14