Question

Tentukan daerah asal dari fungsi f(x)= x² + 2x +1 ​

Answer 1

Penjelasan dengan langkah-langkah:

f (×) = ×^2 + 2x + 1

f (2) = 2(2) + 2(2) + 1

f (2) = (2×2) + (2×2) + 1

f (2) = 4 + 4 + 1

f (2) = 8 + 1

f (2) = 9 ✔