Question

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

Answer 1

Answer:

5x^3−7x^2

Step-by-step explanation:

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Answer 2

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