COMPOSITE POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE INCLUDING THE SAME, AND LITHIUM BATTERY INCLUDING THE POSITIVE ELECTRODE

A composite positive electrode active material includes: a first metal oxide that has a layered structure and is represented by Formula 1; and a second metal oxide that has a spinel structure and is represented by Formula 2, wherein the composite positive electrode active material includes a composite of the first metal oxide and the second metal oxide: LiMO Formula 1 LiMeO Formula 2