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16 September, 21:57

X^2+26x+c

find the value of c that makes each trinomial a perfect square

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Answers (1)
  1. 16 September, 22:11
    0
    c = 169

    Step-by-step explanation:

    We can use FOIL to determine this after factoring out the equation.

    (x+13) (x+13)

    F: (x*x)

    O: (x*13)

    I: (13*x)

    L: (13*13)

    x^2 + 26x + 169
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