What must be added to 3x4 + 7x2y2 + 2y4 to get 2x3 – 3y4 + x4 – 8x2y2?
A2x3 + 5y4 + 2x4 – 15x2y2
B2x3 – 5y3 – 2x4 – 15x2y2
C2x3 – 5y4 – 2x4 – 15x2y2
D2x3 – 6y3 – 3x4 – 15x2y2
What must be added to 3x4 + 7x2y2 + 2y4 to get 2x3 – 3y4 + x4 – 8x2y2?
A2x3 + 5y4 + 2x4 – 15x2y2
B2x3 – 5y3 – 2x4 – 15x2y2
C2x3 – 5y4 – 2x4 – 15x2y2
D2x3 – 6y3 – 3x4 – 15x2y2