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Mathematics

8th

grade

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2上 3-1 利用提公因式與乘法公式做因式分解

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  • 1. Multiple Choice
    1 minute
    1 pt

    若多項式A除以多項式B得商式為Q,餘式為R,則下列敘述何者恆正確?

    ARQ的倍式

    ARB的因式

    AB的倍式

    BA的倍式

  • 2. Multiple Choice
    1 minute
    1 pt

    a2(a+1)2+2a2+2a+1因式分解,可得下列何者?

    (a2+2a+1)2

    (a2+1)2

    (a2a+1)2

    (a2a+1)2

  • 3. Multiple Choice
    1 minute
    1 pt

    下列何者是(x2-2x+1)+(2xy-2y)的因式?

    x+2y+1

    x+2y-1

    x-2y+1

    x-2y-1

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