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F(x) = x + 2 g(x) = 3x^2 - 5. find ( f-g )(x)
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F(x) = x + 2 g(x) = 3x^2 - 5. find ( f-g )(x)

User Kalatabe
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2 Answers

11 votes

Explanation:

(f o g)(x)

= f(3x² - 5)

= (3x² - 5) + 2

= 3x² - 3.

User Sean McSomething
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3 votes


\text{Given that,}\\\\f(x) =x+2\\\\g(x) = 3x^2 -5\\\\\\(f-g)(x) =f(x) -g(x)\\\\~~~~~~~~~~~~~~=x+2 - 3x^2 +5\\\\~~~~~~~~~~~~~~=-3x^2 +x +7

User Artemonster
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