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17 January, 11:27

Can you Solve. 3x^2+10x+3

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Answers (2)
  1. 17 January, 11:46
    0
    You cannot solve for x but you can factor

    to solve in ax^2+bx+c form you must find

    b=x+y

    a times c=x times y

    so solve

    3 times 3=9

    what 2 number multily to get 9 and add to get 10

    9=x times y

    the numbers are 9 and 1 so

    3x^2+1x+9x+3

    (3x^2+1x) + (9x+3)

    factor

    (x) (3x+1) + (3) (3x+1)

    reverse distribute

    ab+ac=a (b+c)

    (x) (3x+1) + (3) (3x+1) = (x+3) (3x+1)

    factored out form is (x+3) (3x+1)
  2. 17 January, 11:55
    0
    Simplifying

    3x^2 + 10x + 3

    Reorder the terms

    3 + 10x + 3x^2

    Factor a trinomial

    (3 + x) (1 + 3x)

    Final result

    (3 + x) (1 + 3x)
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