二次根式专项练习题81.docx
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二次根式专项练习题81
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√28×√5×5(√2+2)2√160
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(√5+3)(√5-3)√52×√7×13
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(√2+√9)2√9+√24√196
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7√2-√12√4+√32√24×√5×10
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√14×√2+9(√6-9)2√9
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(√7+3)(√7-3)√48×√7×21
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(√4-√8)2√5+√36√343
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4√3-√66√15+√14√88×√2+13
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√10×√7×3(√4+9)2√9
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(√7+2)(√7-2)√32×√2-20
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(√4+√7)2√6-√27√392
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4√3-√30√4-√30√72×√6-10
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√38×√6+2(√10+4)2√64
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(√5+2)(√5-2)√92×√9+29
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(√2-√6)2√6-√16√112
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2√2-√24√3-√40√16×√5+27
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√8×√9+3(√6-10)2√128
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(√2+7)(√2-7)√16×√9-24
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(√2+√7)2√20+√18√24
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9√3+√24√2-√45√44×√2×6
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√8×√2-6(√8+6)2√175
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(√7+10)(√7-10)√44×√7×16
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(√2-√9)2√10+√40√32
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5√2-√24√6-√45√52×√9-8
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√24×√5+10(√4+6)2√96
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(√5+7)(√5-7)√60×√6-13
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(√5+√7)2√5-√40√54
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5√3-√42√6+√36√88×√9×30
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√36×√8+10(√5-5)2√45
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(√7+4)(√7-4)√40×√2-7
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(√2-√6)2√10+√45√40
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9√3-√90√4+√35√16×√7×3
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√2×√8+5(√9-7)2√54
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(√7+6)(√7-6)√24×√8-29
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(√5+√7)2√5+√16√8
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8√2-√6√16+√40√20×√6-15
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√14×√4+5(√6-8)2√24
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(√2+8)(√2-8)√84×√6+8
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(√3-√7)2√3+√27√150
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8√2+√24√6+√18√16×√4-24
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√34×√3-4(√2-6)2√16
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(√7+2)(√7-2)√52×√2+6
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(√5-√8)2√15+√24√72
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2√2+√66√10+√12√92×√9×11
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√36×√2+3(√10-7)2√128
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(√7+9)(√7-9)√44×√7-8
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(√2+√8)2√20+√50√40
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4√3+√96√10+√35√60×√6-18
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√38×√2-10(√3+6)2√64
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(√7+10)(√7-10)√72×√3+16
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(√5+√9)2√10+√18√45
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4√2-√30√15+√45√88×√4-14
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√24×√8×7(√8-5)2√27
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(√5+7)(√5-7)√28×√9-17
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(√5+√9)2√6-√40√25
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2√3-√60√25+√21√24×√6+29
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√12×√2×2(√4-9)2√96
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(√3+3)(√3-3)√36×√5×11
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(√3+√6)2√20-√20√4
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2√3-√6√20+√40√84×√7+25
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√12×√9+10(√6+8)2√90
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(√5+2)(√5-2)√72×√3×6
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(√5-√9)2√4+√16√48
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5√2-√96√25-√18√92×√7+30
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√34×√7×4(√8+9)2√75
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(√5+8)(√5-8)√64×√5+18
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(√3-√8)2√12+√20√20
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8√3+√72√10-√50√88×√5-26
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√22×√3-2(√6-10)2√175
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(√7+10)(√7-10)√32×√7×14
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(√5+√9)2√6+√30√32
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5√3+√66√20+√16√24×√5-27
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√4×√7×2(√2+4)2√32
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(√5+6)(√5-6)√28×√5+27
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(√5+√6)2√4-√16√196