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Answered by
1
Hello!
=> 5 - (3a - b)²
= 5 - (9a² + b² - 6ab)
[because, (a - b)= a² + b² -2ab]
= 5 - 9a² - b² + 6ab is the answer.
I hope you liked it.
Thank You!
=> 5 - (3a - b)²
= 5 - (9a² + b² - 6ab)
[because, (a - b)= a² + b² -2ab]
= 5 - 9a² - b² + 6ab is the answer.
I hope you liked it.
Thank You!
Answered by
3
hey dear friend here's ur answer :-)
5-(3a-b)^2
5-{(3a)^2+(b)^2-2×3a×b}
5-(9a^2+b^2-6ab)
5-9a^2-b^2+6ab ans....
hope it helps
5-(3a-b)^2
5-{(3a)^2+(b)^2-2×3a×b}
5-(9a^2+b^2-6ab)
5-9a^2-b^2+6ab ans....
hope it helps
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