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Wewaii [24]
3 years ago
11

Which expressions are perfect square trinomials? Check all that apply.

Mathematics
2 answers:
Zielflug [23.3K]3 years ago
9 0

Answer:

x^2 + 14x + 49.

x^2 - 24x + 144.

Step-by-step explanation:

x^2 + 14x + 49 = (x + 7)^2

x^2 - 24x + 144 = (x - 12)^2

chubhunter [2.5K]3 years ago
5 0

Answer: x^2 + 14x + 49.  

x^2 - 24x + 144.

Step-by-step explanation:

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