Cevap:
[tex]f(x + a) = 3x + 7 \\ x + a = 5 \\ x = 5 - a \\ f(5) = 3(5 - a) + 7 = 1 \\ 15 - 3a + 7 = 1 \\ - 3a + 22 = 1 \\ 3a = 21 \\ a = 7[/tex]
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Verified answer
Cevap:
[tex]f(x + a) = 3x + 7 \\ x + a = 5 \\ x = 5 - a \\ f(5) = 3(5 - a) + 7 = 1 \\ 15 - 3a + 7 = 1 \\ - 3a + 22 = 1 \\ 3a = 21 \\ a = 7[/tex]