Question

answer the following: (√3-1)÷(√3+1)=??​

Answer 1

√3+1/√3-1

multiply and divide the denominator by √3+1 as in denominator (a-b)(a+b)=a^2-b^2 will be formed

therefore

√3+1/√3-1*√3+1/√3+1

=(√3+1)^2/(√3)^2-(1)^2

=(4+2√3)/2

=2+√3

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Answer 2

this is your answer

hope it helps you