Izariaanai33 Izariaanai33

04-04-2018
Mathematics

contestada

Factor completely: 16x2 − 81

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Аноним Аноним

04-04-2018

16x² - 81 = (4x)² - (9)² = (4x - 9) (4x + 9)

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ekayla02877 ekayla02877

04-04-2018

Simplify 16*2 = 32
32-81= -49

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