Factor.
-$16-72 x+81 x^{2}$
A) $(9 x-4)^{2}$
B) Prime
C) $(81 \mathrm{x}-4)(\mathrm{x}-4)$
D) $(9 \mathrm{x}+4)^{2}$

Name: Factor. -$16-72 x+81 x^{2}$ A) $(9 x-4)^{2}$ B) Prime C) $(81 \mathrm{x}-4)(\mathrm{x}-4)$ D) $(9 \mathrm{x}+4)^{2}$
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Question

Quizplus · Accepted Answer

The given expression can be rewritten as $(9x-4)^2$, which is a perfect square trinomial.

Factor - 16−72x+81x216-72 x+81 x^{2}16−72x+81x2 A) (9x−4)2(9 x-4)^{2}(9x−4)2 B) Prime C) (81x−4)(x−4)(81 \mathrm{x}-4)(\mathrm{x}-4)(81x−4)(x−4)

Factor
- $16-72 x+81 x^{2}$ A) $(9 x-4)^{2}$ B) Prime
C) $(81 \mathrm{x}-4)(\mathrm{x}-4)$