Question

subtract the following by column method of a2+2b2 from 3b2-4a2

Answer 1

Answer:

A2+2b2-3b-4a2

Step-by-step explanation:

a2-4a2+2b2-3b

4a0-23b2

Answer 2

Step-by-step explanation:

2+2b*2from3b2-4a2

sol..

4+4b-6b-8a

4+2b-8a

2b-8a=-4

-8a=-4-2b

a=-4-2b/-8

a=1-2b/2