Simplify the expression: (7+√7) (7−√7)
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Answered by
2
Answer:
(7+√7) (7−√7)
=(7)^2-(√7)^2
=49-7=42
Answered by
2
Answer:
42
Step-by-step explanation:
we know _ (a²-b²)=(a+b) (a-b)
here , (7+_/7) (7-_/7)
= (7)² - (_/7)²
= 49 - 7
= 42(answer)
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