Question

Tolong bantu dong
3soal
makasih
pake cara ya kak

Answer 1

4. 20a2b3= 2*2*5*a*a*b*b*b
24ab4= 2*2*2*3*a*b*b*b*b
KPK= 2*2*2*3*5*a*a*b*b*b*b= 120a2b4 B
5. 72x2y3z= 2*2*2*3*3*x*x*y*y*y*z
54xy4= 2*3*3*3*x*y*y*y*y
FPB= 2*3*3*x*y*y*y= 18xy3 C
6. 3p(p-q+2)-2p(p+q-1)= 3p2-3pq+6p-2p2-2pq+2p= p2-5pq+8p D