Question

rationalize the denominator of the following : 1/√7-3

Answer 1

Answer:

1/7+3√3

for rationalizing the denominator multiply the denominator and numerator with 7-3√3

1/7+3√3*7-3√3/7-3√3

7-3√3/(7)²-(3√3)²

7-3√3/49-27

7-3√3/22

Therefore denominator is rationalized

7-3√3/22

Step-by-step explanation:

Answer 2

REFER TO THE ATTACHMENT...