Resolver: (x+3)(x-3) + (x+1)³ -x³-x(4x+1)+9-2x A) 10 D) 1 B) 9 E) 7 C) 8.... Question from @david6439

david6439 @david6439

May 2023 1 3 Report

Resolver: (x+3)(x-3) + (x+1)³ -x³-x(4x+1)+9-2x A) 10 D) 1 B) 9 E) 7 C) 8

Verified answer

Respuesta:

x² - 9 +x³ + 3x² + 3x +1

4x² -8 +x³ +3x

x³+4x² +3x =8

x=8✔️

12 votes Thanks 14

david6439 y como te sale 8

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