Question

rationalize the denominator 3 minus 2 root 2 upon 3 + 2 root 2​

Answer 1

Step-by-step explanation:

3-2✓2/3+2✓2

(3-2✓2)(3-2✓2)/(3+2✓2)(3-2✓2)

=9-12✓2+8/9-8

=17-12✓2

Answer 2

Answer:

11-12√2 / 7

Step-by-step explanation:

3- 2√2 / 3+2√2

= 3-2√2 * 3-2√2 / 3+2√2 * 3-2√2

= (3-2√2)² / (3)-(2√2)² [:(a-b)²=a²-2ab+b²]

= 9 -12√2 + 2 / 9-2

=11-12√2 / 7