Question

Rationalise 5 / 2+ √ 3 + √ 7​

Answer 1

Step-by-step explanation:

=a+b3

Since rationalization of c+da+b=c+da+b×c−dc−d

Taking L.H.S.

By rationalization,

7+435+23 = 7+435+23× 7−437−43

Since,   {(a+b)(a−b)=a2−b2}

            = [(7)2−(43)2](5+23