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which of the following is a perfect square trinomial A. 16x^2 + 22xy - 49y^2
B. 16X^2 + 56xy - 49y^2
C. 16x^2 - 22xy + 49y^2
D. 16X^2 - 56xy + 49y^2

Respuesta :

imaboredpandagirl

Answer:

D. [tex]16x^2}-56xy+49y^2[/tex]

Step-by-step explanation:

A and B aren't correct because the last term is negative.

The factored form of D is [tex](4x-7y)^2[/tex]

I hope this helps!

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