Factor the binomial completely. If it is prime, say so. -64x² - 81 A) ( 8x + 9)² B) ( 8x + 9)( 8x - 9) C) ( 8x - 9)² D) Prime

Name: Factor the binomial completely. If it is prime, say so. -64x 2 - 81 A) ( 8x + 9) 2 B) ( 8x + 9)( 8x - 9) C) ( 8x - 9) 2 D) Prime
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Quizplus · Accepted Answer

The binomial $64x^2 - 81$ is a difference of squares, which factors into $(8x)^2 - 9^2$, or $(8x + 9)(8x - 9)$.

Factor the Binomial Completely