Penjelasan dengan langkah-langkah:
[tex]f(x) = 2x + 1[/tex]
[tex] f( - 2)= 2x + 1 \\ = 2( - 2) + 1 \\ = - 4 + 1 \\ = - 3[/tex]
[tex]f( - 5) = 2( - 5) + 1 \\ = - 10 + 1 \\ = - 9[/tex]
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Penjelasan dengan langkah-langkah:
[tex]f(x) = 2x + 1[/tex]
[tex] f( - 2)= 2x + 1 \\ = 2( - 2) + 1 \\ = - 4 + 1 \\ = - 3[/tex]
[tex]f( - 5) = 2( - 5) + 1 \\ = - 10 + 1 \\ = - 9[/tex]