首页 > 先化简,再求值:,其中x=3。-九年级数学
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先化简,再求值:,其中。-九年级数学
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先化简,再求值:,其中a=-3。-九年级数学
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先化简,再求值:,其中。-九年级数学
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先化简,再求值:,其中x=。-九年级数学
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化简=()。-八年级数学
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先化简,再求值:,其中。-九年级数学
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化简:-九年级数学
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先化简,再求值:,其中。-九年级数学
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先化简,再求值:,其中x=-3。-九年级数学
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化简:。-九年级数学
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先化简,再求值:,其中x=+1,y=-1,-九年级数学
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若实数a、b满足a2-8a+5=0,b2-8b+5=0,则的值是[]A.-20B.2C.2或-20D.-九年级数学
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先化简,再求值:,其中x=3。-九年级数学
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