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01-09-2021
Mathematics

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if f(x)=-2x-3 what is f(r+2) ?

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Аноним Аноним

01-09-2021

Answer:

[tex]f(x) = - 2x - 3[/tex]

when x is r + 2 :

[tex]f(r + 2) = - 2(r + 2) - 3 \\ = - 2r - 4 - 3 \\ = - 2r - 7 \\ \\ { \boxed{ \boxed{f(r + 2) = - 2r - 7}}}[/tex]

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