tolong di bantu teman teman ....

a) 3s²-6s/s-2
= 3s(s-2)/ s-2
dicoret s-2 karna sama
= 3s
b) 9n ² -25/3n +5
= (3n+5)(3n-5)/ 3n+5
dicoret 3n +5 karna sama
= 3n-5
c) m²-8m +15/ m-3
= ( m-5)(m-3)/m-3
dicore m-3 karna sama
= m-5
d) 4x²-3x-10/x-2
= (4x+5)(x-2)/x-2
dicoret x-2 karna sama
= 4x +5