Question

If x = 2 - root3, then find the value of 4x + 4/x

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Answer 1

Answer:

16

step by step explanation :

see the attachment of the solution above .

Answer 2

Answer:

x=2-√3, multiply numerator and denominator by 2+√3, this is called rationalize

1/x=1/(2-√3)=(2+√3)/{2-√3)(2+√3)}

=(2+√3)/(4-3)=

2+√3

4x+4/x=4(2-√3)+4(2+√3)=16