Question

If x=9+4 root 5 then find x-1/x​

Answer 1

Step-by-step explanation:

dbo pbup ybe gïrls pls joïn

any gïrls who think she have big join and who think they have small dont join ?

Answer 2

Answer:

Thus, x+x1=9+45 +9−45 =18.

Step by step explanation:

x=9+45⇒x1=9+451

Multiplying and dividing the fraction by conjugate of denominator 9+45 i.e., 9−45

∴x1=(9+45)(9−45)9−45=(9)2−(45)29−45=81−809−45=9−45

Thus, x+x1=9+45+9−45=18.