Question

Express each one of the following expression with rational denominator.
1. $\frac{3 \sqrt{2} + 1 }{2 \sqrt{5} - 3}$

2. $\frac{ {b}^{2} }{ \sqrt{a {}^{2 } + {b}^{2} } + a}$
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Answer 1

Step-by-step explanation:

. $\frac{ {b}^{2} }{ \sqrt{a {}^{2 } + {b}^{2} } + a}$

Answer 2

Step-by-step explanation:

Step-by-step explanation:

. $\frac{ {b}^{2} }{ \sqrt{a {}^{2 } + {b}^{2} } + a}$