Question

If x =(4-√15), find the value of (x +1/x )​

Answer 1

Answer:

x = 4 + √ 15

1 / x = 1 / 4 + √ 15 × 4 - √ 15 × 4 - √ 15

1 / x = 4 - √ 15

now ,

( x + 1 / x )²

=> (4 + √ 15 + 4 - √ 15 )²

= (8)²

=64

Step-by-step explanation:

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Answer 2

Answer:8

Step-by-step explanation:

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