If x=7-4 √3 then find the value of (x+1/x)^2
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<u><em>b=108 is the correct answer.</em></u> First you had to multiply by 9 from both sides of equation, and it gave us, . And then simplify, and it gave us,
. You can also divide by 2 from both sides of equation, and it gave us,
. And finally simplify, and it gave us the answer is 216/2=108, or <u><em>b=108 is the correct answer.</em></u> Hope this helps! And thank you for posting your question at here on brainly, and have a great day. -Charlie