Question

x = 2a2 +3b2

- 5 ab , y = b2

-3a2 +7 ab
i)x-y ii) y-x​

Answer 1

Answer:

1.x+y-z= -14a+10b+ab. 2.x-y+z=22a-2b-11ab. Step-by-step explanation: just multiply like 2a2=4a. then add and subtract.

Missing: xy ‎yx

Step-by-step explanation:1.x+y-z= -14a+10b+ab. 2.x-y+z=22a-2b-11ab. Step-by-step explanation: just multiply like 2a2=4a. then add and subtract.

Missing: xy ‎yx