Tolong bantuannya yaa
Jawaban Terkonfirmasi
F (x) = 3 – x
f (x²)
= 3 – x²
(f (x)) ²
= (3 – x) (3 – x)
= 9 – 3x – 3x + x²
= 9 – 6x + x²
2 f (x)
= 2 (3 – x)
= 6 – 2x
Hasil dari :
f (x²) + (f (x))² – 2 f (x)
= (3 – x²) + (9 – 6x + x²) – (6 – 2x)
= -x² + x² -6x + 2x + 3 + 9 – 6
= -4x + 6