4(1+√2)(1-√2)/3+2√2 bentuk sederhana

4(1+√2)(1-√2) / (3+2√2)
[4(1²+√2-√2-2]) / (3+2√2)
[4(1-2)] / (3+2√2)
[4(-1)] / (3+2√2)
(-4) / (3+2√2)
(-4) / (3+2√2) x (3-2√2) / (3-2√2)
[-4 (3-2√2)] / (9+6√2-6√2-8)
(-12+8√2) / (17)