Processing math: 100%
 
  1. Question: a + b = 6 এবং a - b = 4 হলে ab এর মান কত?

    A
    4

    B
    5

    C
    6

    D
    7

    Note: ab=(a+b2)2-(a-b2)2 =(62)-(42)^2 =32-22 =9-4=5
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  2. Question: x + 2y এর বর্গ কোনটি?

    A
    x2+2xy+y2

    B
    x2+4xy+4y2

    C
    x2+2xy+4t2

    D
    x2+xy+y2

    Note: Not available
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  3. Question: যদি a + b = 5, a - b = 4 হয় তাহলে, a2-b2= কত?

    A
    9

    B
    10

    C
    15

    D
    20

    Note: Not available
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  4. Question: a+1a=3 হলে a2+1a2 এর মান কত?

    A
    5

    B
    7

    C
    11

    D
    13

    Note: Not available
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  5. Question: a - b = 5 এবং ab = 3 হলে a2+b2 এর মান কত?

    A
    13

    B
    19

    C
    31

    D
    37

    Note: Not available
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  6. Question: (x - 3y) এর বর্গ নিচের কোনটি?

    A
    x2+6xy+9y2

    B
    x2-6xy+9y2

    C
    x2+6xy-9y2

    D
    x2-6xy-9y2

    Note: Not available
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  7. Question: (x + 6) (x + 4)

    A
    x2-62

    B
    x2-42

    C
    (x)2-(10)2

    D
    (x+5)2-(1)2

    Note: Not available
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  8. Question: 2x+2x=4 হলে x2+1x2 = কত?

    A
    0

    B
    2

    C
    6

    D
    8

    Note: Not available
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  9. Question: x - y = 6 এবং xy = 5 হলে (x+y)2=কত?

    A
    16

    B
    26

    C
    46

    D
    56

    Note: Not available
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  10. Question: (x + 11) (x - 8)

    A
    x2-19x+88

    B
    x2-3x+88

    C
    x2+3x-88

    D
    x2+19x-88

    Note: Not available
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