if x=(2+root3) find the value of xsquare+1/x square
kavya balodi , 3 Years ago
Grade 9
Magical Mathematics[Interesting Approach]> if x=(2+root3) find the value of xsquare+...
1 Answers
Subhajit Gorai
Last Activity: 3 Years ago
x=2+3^(1/2)
Find x^2+1/x^2?
I= x^2+1/x^2
I+2= x^2+1/x^2+2 [ADDING 2 ON BOTH SIDES]
I+2={x+1/x}^2
I+2={(x^2+1)/x}^2
PUTTING THE VALUE OF x=2+3^(1/2):
I+2=4^2
I=14(ans)
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