Jika f(x)=-x+3. Tentukan f(x^2)+{f(x)}^2 - 2f(×)
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Jika f(x)=-x+3. Tentukan f(x^2)+{f(x)}^2 - 2f(×)
1 Jawaban
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1. Jawaban gabriellegsaputro
[tex]f(x)=-x+3 \\ \\ f(x^2)+{f(x)}^2-2f(x) \\ =- x^{2}+3+(-x+3)^2-2(-x+3) \\ = - x^{2} +3+ x^{2} -6x+9+2x-6 \\ =-4x+6[/tex]