Enter the coefficients in the boxes to correctly complete the expanded form of (4x+2y)4 .
__(1)___x4+__(2)____x3y+__(3)___x2y2+__(4)___xy3+___(5)___y4
Answers_ These are right, trust me
(1)_256
(2)_512
(3)_384
(4)_128
(5)_16
