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19-10-2020
Mathematics

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F(x) =2x+1 and g(x) =x^2-7 find (f+g)(x)

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19-10-2020

[tex] f(x) = 2x + 1 \ \ and \ \ g(x) = {x}^{2} - 7 [/tex]

[tex] (f \ \ + \ \ g)(x) = f(x) + g(x) [/tex]

[tex] (f \ \ + \ \ g)(x) = 2x + 1 + {x}^{2} - 7 [/tex]

[tex] \boxed{(f \ \ + \ \ g)(x) = {x}^{2} + 2x - 6} [/tex]

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