Question

if A= 2y^2+3x-x^2,B=3x^2-y^2and C=5x^2-3xy find them
(I)A+B+C (ii) A+B-C​

Answer 1

Answer:

à

Step-by-step explanation:

options a is correct to your question

Answer 2

Answer:

Step-by-step explanation:

i)A+B+C=7x^2+Y^2+3X-3xy

ii)A+B-C=(-x^2+2y^2+3x+3x^2-y^2)-(5x^2-3xy)

           =2x^2+y^2+3x-5x^2+3xy

          =-3x^2+y^2+3xy+3X