Question

if x=2/3+√7 then(x-3)²​

Answer 1

here is your answer pls mark as brainliest

Answer 2

Answer:

(112-42rt7)/9

Step-by-step explanation:

x=2/3+rt7

=(2+3rt7)/3

x-3= (2+rt7)/3 - 3

=(2+3rt7-9)/3

=(3rt7-7)/3

(x-3)^2= [(3rt7-7)/3]^2

=(3rt7/3)^2+(-7/3)^2-2(3rt7/3)(7/3)

=63/9+49/9-42rt7/9

=112-42rt7/9

Pls mark as brainliest THANK YOU