1.5.2 Fungsi, SPM Praktis (Soalan Pendek)

1.5.2 Fungsi, SPM Praktis (Soalan Pendek)

Soalan 5:

Jika f: x → 2x + 1 dan

g : x \to \frac{5}{x}, x \neq 0

. Cari fungsi gubahan gf, fg dan nilai gf (4).

Penyelesaian:

Soalan 6:

Suatu fungsi f ditakrifkan oleh f : x → 2x + 1.
Cari fungsi g jika

f g : x \to \frac{5 x - 2}{x + 5}, x \neq - 5.

Penyelesaian:

[Perhatian: Fungsi pertama diberi]

Soalan 7:

Suatu fungsi f ditakrifkan oleh

f : x \to \frac{7}{x} .

Cari fungsi g jika

g f : x \to \frac{10}{2 x + 3}, x \neq - \frac{3}{2} .

Penyelesaian:

[Perhatian: Fungsi kedua diberi, guna kaedah penggantian]

syakilayazid

March 6, 2018 at 12:36 pm | Reply

Tq a lot..I hope u can show alot of questions and answer…now i can do the best for my exam..
- nisha
  
  May 5, 2019 at 1:35 am | Reply
  
  its help me a lot … thanks….
nisha

May 5, 2019 at 1:33 am | Reply

thank you so much… its really help me to understand better