(2005•漳州)计算:()-1-2sin45°+|-1|. |
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(2005•深圳)计算:()+()-1--|-1|. |
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(2005•长沙)计算:(1-2)-2-1+|-3|. |
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(2005•宁夏)计算:(-1)+|-3|-()-1. |
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(2005•徐州)计算:(-2)2-2+()-1+-. |
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(2005•舟山)计算:(-4)2×4-1+2|-2| |
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(2005•宁德)计算:2005-22+|-5| |
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(2005•沈阳)计算: |
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(2007•开封)计算:22+(4-7)÷+() |
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(2005•荆州)已知(x-)2+|y-cos30°|=0,求的值. |
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