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What value in place of the question mark makes the polynomial below a perfect square trinomial?

x^2 + 24x + ?

A. 24

B. 48

C. 144

D. 12

What value in place of the question mark makes the polynomial below a perfect square trinomial x2 24x A 24 B 48 C 144 D 12 class=

Respuesta :

loneguy

Answer:

144

Step-by-step explanation:

[tex]x^2+24x +144\\\\=x^2 + 2\cdot 12x +12^2\\\\=(x+12)^2[/tex]

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