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Which of the following is a perfect square? x2 + 2x + 4 x2 + 9 x2 + 6x + 9 x2 + 3x + 9
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2 votes
Which of the following is a perfect square?

x2 + 2x + 4


x2 + 9


x2 + 6x + 9


x2 + 3x + 9

User Zayn
by
7.7k points

1 Answer

3 votes
x²+ 6x + 9 = (x+3)(x+3) Perfect square

This is the only answer

hope this helps
User JF Bastien
by
9.1k points
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