问题
填空题
定义一种新运算a⊕b=2a-b,a⊗b=b-a,求(2⊕3)⊕(3⊗2)=______.
答案
(2⊕3)⊕(3⊗2),
=(2×2-3)⊕(2-3),
=1⊕(-1),
=2×1-(-1),
=2+1,
=3.
定义一种新运算a⊕b=2a-b,a⊗b=b-a,求(2⊕3)⊕(3⊗2)=______.
(2⊕3)⊕(3⊗2),
=(2×2-3)⊕(2-3),
=1⊕(-1),
=2×1-(-1),
=2+1,
=3.