watermelongirl70 watermelongirl70

09-09-2020
Mathematics

contestada

Which expression is the simplest form of
- (3x^3+x^2) +2 (x^3– 4x^2)?

Respuesta :

Joely27 Joely27

09-09-2020

Answer:

5x^3−7x^2

Step-by-step explanation:

i think at least

Answer Link

jimrgrant1 jimrgrant1

09-09-2020

Answer:

- x³ - 9x²

Step-by-step explanation:

Given

- (3x³ + x² ) + 2(x³ - 4x² ) ← distribute both parenthesis

= - 3x³ - x² + 2x³ - 8x² ← collect like terms

= - x³ - 9x²

Answer Link

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