二次根式专项练习题85.docx
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二次根式专项练习题85
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√4×√8+6(√10-4)2√18
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(√5+9)(√5-9)√92×√8×22
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(√3-√8)2√15-√30√54
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3√3-√84√5-√35√92×√6+5
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√12×√5-8(√7+10)2√36
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(√7+1)(√7-1)√40×√6×25
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(√5+√6)2√20-√18√25
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6√2+√12√20+√30√48×√8+23
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√6×√3-9(√5+10)2√20
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(√5+9)(√5-9)√80×√7-16
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(√2-√6)2√15+√18√49
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8√3+√72√10-√30√64×√6+3
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√30×√5×6(√3+1)2√200
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(√3+3)(√3-3)√96×√4+18
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(√2+√8)2√12+√24√12
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5√3-√84√8-√21√36×√8×14
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√22×√9×8(√7-4)2√9
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(√7+4)(√7-4)√48×√3+25
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(√4-√7)2√6+√45√24
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6√2-√84√15+√24√12×√8-17
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√36×√7+7(√3-2)2√8
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(√3+9)(√3-9)√28×√3+4
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(√3-√6)2√12-√18√18
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6√2+√24√12-√21√76×√7×19
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√32×√4+3(√7+8)2√32
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(√2+4)(√2-4)√84×√2+21
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(√2+√8)2√10+√24√128
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4√2+√36√4-√14√40×√5-29
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√34×√2+3(√8-10)2√48
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(√2+6)(√2-6)√48×√7-7
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(√5-√8)2√3+√24√200
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5√3-√54√6-√30√76×√8-10
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√38×√2-2(√8+5)2√48
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(√5+8)(√5-8)√16×√4-19
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(√5+√7)2√2-√36√125
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6√2+√60√3-√50√44×√4+2
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√20×√3-6(√2+10)2√45
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(√7+1)(√7-1)√44×√6-2
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(√5+√9)2√25+√40√216
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9√2+√66√8+√30√16×√8×19
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√32×√2+9(√10-10)2√64
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(√2+2)(√2-2)√68×√8+20
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(√3-√8)2√6-√18√72
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3√2-√72√6+√28√64×√6+17
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√38×√6×6(√4-1)2√112
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(√5+8)(√5-8)√88×√7+25
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(√3+√6)2√6+√28√245
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6√2+√90√3+√16√96×√5+26
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√16×√4×8(√7-5)2√45
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(√3+2)(√3-2)√80×√5×16
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(√4-√6)2√10+√20√252
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8√2-√54√12-√32√64×√6-5
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√8×√3-4(√10+1)2√18
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(√7+3)(√7-3)√92×√4+22
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(√3+√7)2√3-√27√180
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3√2+√78√8+√36√76×√2-13
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√16×√5-10(√8+4)2√75
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(√3+3)(√3-3)√68×√9×5
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(√4+√6)2√15+√30√128
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4√2-√42√12+√30√92×√6-6
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√28×√3+2(√3+2)2√20
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(√7+9)(√7-9)√60×√8+9
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(√4-√8)2√20-√18√343
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9√2+√18√25+√28√80×√6+14
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√38×√7-10(√2+4)2√16
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(√3+5)(√3-5)√64×√6×2
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(√3+√8)2√4+√21√64
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2√3+√42√15+√24√72×√3×27
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√2×√5-5(√7-7)2√54
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(√7+8)(√7-8)√40×√2×28
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(√4-√9)2√15-√40√252
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2√3+√18√4-√50√36×√3-25
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√36×√3×2(√10-3)2√48
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(√2+5)(√2-5)√12×√9×2
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(√3-√7)2√15-√32√54