Question

Simplify each of the following by rationalism the denominator .(1) 6-4 root 2 / 6+ 4 root 2

Answer 1

Answer: 6-4√2/6+4√2

Or,[6-4√2/6+4√2]*(6-4√2)/(6-4√2)

Or,(6-4√2)^2÷[(6+4√2) (6-4√2)]

Or, (36-48√2+32)÷(36-32)

Or, [68-48√2]÷4

= 17-12√2 is the answer.