Question

simplyfy =
(5+√7) (5-√7)​

Answer 1

Answer:

hope its helpful to u.......

Answer 2

YOUR ANSWER IS : 18

BY USING THE FORMULA

$(a - b)(a + b) = a ^{2} - b ^{2}$

NOW LETS SOLVE ,

$(5 + \sqrt{7} ) \times (5 - \sqrt{7} )$

$25 - 7$

$18$

THIS IS YOUR ANSWER

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