3 years ago

Can someone help me with question 20 pls

Mathematics

2 answers:

cluponka [151]3 years ago

8 0

Answer:

6x³ - 12x² + 3x - 3

Step-by-step explanation:

f(x) - g(x)

= (6x³ - 3x² + 4x - 4) - (9x² + x - 1)

= 6x³ - 3x² + 4x - 4 - 9x² - x + 1

= 6x³ - 3x² - 9x² + 4x - x - 4 + 1

= 6x³ - 12x² + 3x - 3

katrin2010 [14]3 years ago

6 0

Answer:

6x^3-12x^2+3x-3

Step-by-step explanation:

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