(8+√5) (8-√5) please answer this
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Answered by
1
Answer:
59
Step-by-step explanation:
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Answered by
1
Formula :-
- (a + b) (a - b) = a² - b²
(8 + √5) (8 - √5) = (8) ² - (√5) ²
- 64 - 5
- 59
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