please help asap!!!!
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Answer:
(f+g)(x) = 2x³+ 2x²- x - 10
Step-by-step explanation:
f(x) = x³ - x
g(x) = x³ + 2x² - 10
for (f+g)(x), simply add the above equations.
(f+g)(x)
= f(x) + g(x)
= (x³ - x) + (x³ + 2x² - 10)
= x³ - x + x³ + 2x² - 10
= 2x³+ 2x²- x - 10