if A=2y²+3x-x² B=3x²-y² and. c= 5x²-3xy then find 1) A+B. 2) A-B 3)B+C 4) B-C. Created by padmanarna.

Answer:A=2y 2+3x−x 2B=3x2−y 2A+B=2y 2+3x−x 2+3x2−y2=2x 2+y 2+3x