Question

__1__. __1___
7-4√3 + 7+4√3 find the answer by rationalization

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Answer 1

Answer:

14

Step-by-step explanation:

1/7-4√3*7+4√3/7+4√3+1/7+4√3*7-4√3/7-4√3

1/(7)²-(4√3)²+7-4√3/(7)²-(4√3)²

7+4√3/49-48+7-4√3/49-48

7+4√3/1+7-4√3/1

7+4√3+7-4√3

14 (Ans.)

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