Question

210 To rationalize the denominator of 3/11 you should multiply the expression by which fraction? 10 2-V10 2-10 3-V11 3-11

Answer 1

To rationalize the denominator of the expression (2√10)/(3√11) it is necessary to multiply by a number that contains √11 in a denominator.

From the given option, you can notice that such a number is √11/√11.

Then, it is necessary to multiply by √11/√11