2. Hitung limit f(x) = x^2 – 9 saat x mendekati 3.
Jawaban: limit f(x) = 3^2 – 9 = 0
3. Tentukan nilai limit f(x) = 1/x saat x mendekati 0.
Jawaban: limit f(x) = 1/0 = tak hingga
4. Hitung limit f(x) = 3x^2 – 2x + 5 saat x mendekati 2.
Jawaban: limit f(x) = 3(2)^2 – 2(2) + 5 = 13