aletadaboss aletadaboss

19-08-2020
Mathematics

contestada

Write (x - 3) (x + 2)^2 in standard form. Answer choices in picture attached.

Write x 3 x 22 in standard form Answer choices in picture attached class=

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tomson1975 tomson1975

19-08-2020

Greetings from Brasil...

Let us solve by parts. Power first

(X + 2)² = X² + 2.2.X + 2² = X² + 4X + 4

Rewriting

(X - 3).(X² + 4X + 4) applying distributive property

X³ + 4X² + 4X - 3X² - 12X - 12

X² + X² - 8X - 12

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