if x is equal to 3 minus 2 root 2 find the value of x square + 1 upon x square
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if x is equal to 3 minus 2 root 2 find the value of x square + 1 upon x square
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Answer:
34
Step-by-step explanation:
x= 3-2√2
1/x =1(3+2√2)/(3-2√2)(3+2√2)
=(3+2√2)/1
x+1/x=6
squaring on both sides
x^2+1/x^2+2=36
x^2+1/x^2=34