Question

Find the simplest rationalising factor of √5+√3+2.​

Answer 1

Step-by-step explanation:

I hope you understand that

Answer 2

(2+3+5)(2+3−5)=(2+3)2−(5)2

  =4+3+43−5=7+43−5

  =2+43=2(1+23)

Now, conjugate of factor 1+23 is 1−23

 =(1+23)(1−23)=12−(23)2

 =1−4×3=−11

∴(2+3+5)(2+