Question

if a and b be two rational no then find a and b in 3+√7/3-√7=a+b√7

Answer 1

Answer:

a=3 and b=-2/3

Step-by-step explanation:

3+√7/3-√7=a+b√7

3+√7(1/3-1)=a+b√7

3.+√7(-2/3)=a+b√7

on comparison we get

a=3 and b=-2/3