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Step-by-step explanation:
√5×√5-√2×√2
=√25-√4
=5-2
=3
this your answer .plz mark it as brainlist
Answered by
1
Answer:
3
Step-by-step explanation:
since (a+b) ( a-b)= a²-b²
using this
(√5+√2)(√5-√2)= [ (√5)²- (√2)²]
= [ 5 - 2]
= 3
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