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17 March, 21:11

Is - 9x^ (2) - 30x-25 a perfect square trinomial?

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  1. 17 March, 21:19
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    no

    Step-by-step explanation:

    The leading term and constant term of a perfect square trinomial are positive. Here, all terms are negative, so the trinomial is not the square of any binomial with real coefficients.

    It can be written in terms of a perfect square as ...

    = - (3x + 5) ²
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