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Mathematics 19 Online
OpenStudy (anonymous):

Which of the following represents a perfect square trinomial? 9x^2 + 24x + 16 x^2 + 8x - 16 x^2 + 8x + 32 x^2 + 8x + 36

OpenStudy (anonymous):

1st. one =(3x+4)^2

OpenStudy (anonymous):

Yes first one!!

OpenStudy (anonymous):

$$ 9x^2 + 24x + 16 = (3x+4)^2 $$ which is a perfect square, hence the result :)

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