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5 votes
Which shows a perfect square trinomial?

50y2 – 4x2
100 – 36x2y2
16x2 + 24xy + 9y2
49x2 – 70

User Jshree
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2 Answers

4 votes
The only one of these that is a trinomial is option 3
It factors to (4x + 3y)^2
User Ken Bellows
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1 vote
Answer is 16x² + 24xy + 9y²

16x² + 24xy + 9y² = (4x+3y)²
User Ladislav Zitka
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