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OpenStudy (anonymous):
Factor. 9x² - 25 A. (9x - 5)² B. 3x(x - 5)² C. (3x - 5)(3x + 5) D. (3x + 5)²
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OpenStudy (anonymous):
C
OpenStudy (anonymous):
wow thnx
OpenStudy (anonymous):
Here's why for next time- 3x * 3x gets your 9x^2. And your -5 * +5 gets your -25.
OpenStudy (anonymous):
ok thnk u
OpenStudy (anonymous):
Yep
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