Mathematics, 11.09.2019 20:10, skdkdksks

Let us see if you all can get this: 21x² - 43x - 14 and 21x² - 43x - 14
factor these quadratic expressions, and in the end, tell me what method you used. finally, tell me which method you thought was the fastest:
1. slide & divide
2. group by group: greatest common factor [gcf]

Answers: 2

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Let us see if you all can get this: 21x² - 43x - 14 and 21x² - 43x - 14
factor these quadratic...