Question

Rationalize the denominator of each of the following.
a) 4/root 11 - root 7​

Answer 1

Answer:

here is your answer

Step-by-step explanation:

mark it brainly

Answer 2

Answer:

multiply and divide by the denominator by changing its sign

√11-√7 will become √11+√7 so divide and multiply by this term .

Step-by-step explanation:

as a²-b²=(a+b)(a-b)