Question

Two classmates Rajan and Reema simplified two different expressions during the revision hour and
explained to each other their simplifications.
Rajan explains simplification of 1 by rationalization of the denominator and Reema
√7-√6
explains simplification of (√.+√5)(√3-√5) by using the identity (a + b)(a-b) . Answer the following
questions.

Answer 1

Answer:

(7+6)(7+6) ok na no using mobile only using a+b and a-b