Question

Please I need the answer urgentl.the first answer will be marked as brainiest
If X + √15 = 4 then X +1/X=?
(A) 2
(C) 8
(B) 4
(D) 1
​

Answer 1

Here the required Answer is 8.

We are given with :

x+√15 = 4

So , Here X = 4-√15

Then ,

For full solution refer to the above attachment.

Answer 2

(C) 8

Here on rationalizing 1/x we will find the required value of 1/x and putting it in the given equation we get the answer 8