Question

find the product of 5 - √11 and it's conjugate ??
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Answer 1

Answer:

Step-by-step explanation:

Conjugate of 5-√11 is 5+√11

So the product will be (5-√11)(5+√11)

We will apply the identity (a+b)(a-b)=a²-b²

So the product will be 5²-√11²=25-11=14

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Answer 2

Answer:

Step-by-step explanation:

55-11 is answer