blancachavez35 blancachavez35

11-02-2020
Mathematics

contestada

(2x3 - 9x2 - 5) -(-6x2 + 4x + 2)
Find the sum or difference

Respuesta :

Hrishii Hrishii

11-02-2020

Step-by-step explanation:

[tex](2 {x}^{3} - 9 {x}^{2} - 5) - ( - 6 {x}^{2} + 4x + 2) \\ = 2 {x}^{3} - 9 {x}^{2} - 5 + 6 {x}^{2} - 4x - 2 \\ = 2 {x}^{3} - 9 {x}^{2}+ 6 {x}^{2} - 4x - 5 - 2 \\ = 2 {x}^{3} - 3 {x}^{2} - 4x - 7[/tex]

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