bracket open a square B minus b c square bracket close whole square
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(a^2b-bc^2)^2
As (a-b)^2= a^2+b^2-2ab
In the above question, a=a^b and b=bc^2
Now (a^2b)^2+(bc^2)^2-2(a^2b)(bc^2)
a^4b^2+bc^2-2a^2b^2c^2
Hope this helps you.
As (a-b)^2= a^2+b^2-2ab
In the above question, a=a^b and b=bc^2
Now (a^2b)^2+(bc^2)^2-2(a^2b)(bc^2)
a^4b^2+bc^2-2a^2b^2c^2
Hope this helps you.
expert7:
thnx
My pleasure
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