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(√7+√3)(√7-√3)please answer this soon friends​simplify this

Answer»

Answer:

Step-by-step explanation:

GIVEN that,

( √7 + √3 ) ( √7 - √3 )

= (√7)^2 - ( √3 )^2 (∵(a +B )(a -b )= a ^2 - b ^2 )

= 7 - 3 ( ∵roots and SQUARES are cancelled )

= 4 is the answer.



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