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(5x 4 – 3x 3 + 6x) – ( 3x 3 + 11x 2 – 8x)
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(5x 4 – 3x 3 + 6x) – ( 3x 3 + 11x 2 – 8x)

User Qafoori
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2 Answers

3 votes
14x - 20 <------------------ answer.
Hope this helps!
User Nourdine
by
8.2k points
2 votes
5x⁴ - 3x³ + 6x) - (3x³ + 11x² - 8x)

Expand the second bracket by multiplying throughout by -1
5x⁴ - 3x³ + 6x - 3x³ - 11x² + 8x

Group like terms and simplify
5x⁴ - 3x³ - 3x³ - 11x² + 6x + 8x

5x⁴ - 6x³ - 11x² + 14x
User Nuss
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8.0k points
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