lousyweekend lousyweekend

19-03-2019
Mathematics

contestada

if someone could pls help me with this and show the work that would be great :))

if someone could pls help me with this and show the work that would be great class=

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jimrgrant1 jimrgrant1

19-03-2019

Answer:

4x³ + 2x² + 2x

Step-by-step explanation:

f(x) - g(x)

= 9x³ + 2x² - 5x + 4 - (5x³ - 7x + 4) ← distribute

= 9x³ + 2x² - 5x + 4 - 5x³ + 7x - 4 ← collect like terms

= 4x³ + 2x² + 2x

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