The base and the altitude of a triangle are (4x−2y) and (2x+2y) respectively. What is the area of the triangle?
State true or false: 2xy+4x2+5xy+5y2+16x2 is equal to 4xy+9x2+16y2.
16x449y2+49y416x2+2xy=(4x27y+7y24x)2