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

Kimigori asked Oct 12, 2023

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13 votes

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

Kimigori asked Oct 12, 2023

3.0k points

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11 votes

Answer:

144

Explanation:

$x^2+24x +144\\\\=x^2 + 2\cdot 12x +12^2\\\\=(x+12)^2$

Seeg answered Oct 18, 2023

by Seeg

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