Question

solve b²/underoot a²+b²+a​

Answer 1

Answer:

1)Formulafora

2

+b

2

=(a+b)

2

−2ab

Or

=(a−b)

2

+2ab

\begin{gathered}2) Formula \: for \:a^{2}-b^{2}\\=(a+b)(a-b)\end{gathered}

2)Formulafora

2

−b

2

=(a+b)(a−b)

Step-by-step explanation:

\begin{gathered}1) Formula \: for \: a^{2}+b^{2}\\=(a+b)^{2}-2ab\\\:Or \:\\ =(a-b)^{2}+2ab\end{gathered}

1)Formulafora

2

+b

2

=(a+b)

2

−2ab

Or

=(a−b)

2

+2ab

\begin{gathered}2) Formula \: for \:a^{2}-b^{2}\\=(a+b)(a-b)\end{gathered}

2)Formulafora

2

−b

2

=(a+b)(a−b)