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[tex](2x + 40) and (x - 30)[/tex]


Sagot :

Answer:

Foil Method

(2x + 40) (x - 30)

(2x)(x) + (2x)(-30) + (40)(x) + (40)(-30)

2x² -60x + 40x - 1200

2x² - 20x - 1200