Question

1/√7-2 rationalize plz help me guys ​

Answer 1

Answer:

1/√7-2x√7+2/√7+2

=√7+2/7-4

=√7+2/3

Answer 2

Step-by-step explanation:

1/√7-2 = 1 (√7+2) / (√7-2) (√7+2)

           = (√7+2) / [(√7)^2]- [(2)^2]       [using (a+b)(a-b)=a^2-b^2]

           = (√7+2) /  7-4

           =  (√7+2) / 3