3 years ago

If f(x)=5X2-2 and g(x)= x+1, find (f - g)(x).

Mathematics

1 answer:

Daniel [21]3 years ago

6 0

Answer:

5x² - x - 3

Step-by-step explanation:

note that (f - g)(x) = f(x) - g(x)

f(x) - g(x)

= 5x² - 2 - (x + 1) ← distribute

= 5x² - 2 - x - 1 ← collect like terms

= 5x² - x - 3

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