simplify (root 13_root5)(root13+root5)
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- (√13-√5)(√13+√5
- (√13)×(√13)-(√5)×(√5)
- 13-5
- 8 is a correct answer
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Answer:
(a+b)(a-b)= a²-b²
(√13-√5)(√13+√5)
(√13)²-(√5)²
13-5
8
Step-by-step explanation:
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