Page 715 - SET 1 Koleksi Soalan dan Skema Jawapan SPM KBSM

b). i). Find and use ,

K1

Use triangle law to find

N1

ii). Use triangle law to find and use

N1

c). Equate

K1

N1

Equate coefficient and substitute

K1

N1
10

9 a).i). Use Binomial formulae and find

K1

N1

ii). Use Binomial formulae
K1

OR

K1

N1