AissaY560071 AissaY560071

30-10-2022
Mathematics

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Given that f(x) = x squared + 3x- 28 and g(x) = x + 7, find f(x) + g(x) andexpress the result in standard form.

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BrizeidaL210128 BrizeidaL210128

30-10-2022

[tex]f(x)+g(x)=x^2+4x-21[/tex]

Here, we want to find the result of adding the two functions

Matematically, we have;

[tex]\begin{gathered} f(x)=x^2\text{ + 3x - 28} \\ g(x)\text{ = x + 7} \\ \\ f(x)+g(x)=x^2+3x-28+x+7=x^2+3x+x-28+7=x^2+4x-21 \end{gathered}[/tex]

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