Question

Fill in the blanks
11. The value of (2 + V2)(2 - V2) is .........

Answer 1

Answer:

this question is in the form of A square - B square= ( A+B)(A-B)

that is (2) square - (V2) square

the answer will be

4- 4V square (where 4 is normal and the V has a degree two on it)

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