pls give a good and correct answer
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krishna262:
pls anyone answer
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Hope this will help u
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it is 1/x^2 pls see it carefully
there is.some misprint
ohhh
pls send again as i m having a lot of trouble in this question
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If x = 2 + 3√5 find x^2 + 1.
= (2 + 3√5) ^2 + 1
= 2^2 + 2*2*3√5 + (3√5) ^2 + 1
= 4 + 12√5 + 45 + 1
= 50 + 12√5
Hope it's helpful to u.
= (2 + 3√5) ^2 + 1
= 2^2 + 2*2*3√5 + (3√5) ^2 + 1
= 4 + 12√5 + 45 + 1
= 50 + 12√5
Hope it's helpful to u.
its 1/x^2
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