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( 2 akar 3 - akar 3 + akar 2 - 2 akar 2 )^2
( akar 3 - akar 2 )^2
( 3 - 2 akar 3 akar 2 + 2)
=2√2
jadi, (p-q)²=[(2√3+√2)-(2√2+√3)]²
=(2√3+√2-2√2-√3)²
=(√3-√2)²
=3-2
=1
maaf kalau salah