Question

simplify (√3+√7) ×(√3-√7)​

Answer 1

Answer:

(√3)^2-(7)^2

Using Identity (a+b)(a-b)=a^2-b^2.

3-49

Answer=46

Answer 2

(√3+√7)×(3-√7)

using the identity : (a+b)(a-b) = a² -b²

= √3²√7²

= 3-7

= -4

hope it helps you ☺️

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