Answer:
45= 2 x 3 x 7
12= 2x2x3
Step-by-step explanation:
42
/ \
2 21
/ \
3 7
12
/ \
2 6
/ \
2 3
Answer: 13. -68
14. 36
15. -36
16. -3
17. 10
18. -4
19. 1310 ft
20. 330 ft
Step-by-step explanation:
13. 34*(-2)=-68
14. -9*(-4)=
-(9*(-4))=
-(-36)=36
15. 12*(-3)=-36
16. -12/4=-3
17. -20/(-2)=
20/2=10
18. 200/(-50)=-4
19. -1640*(-1)-(-330*(-1))=
1640-(-330*(-1))=
1640-330=1310 ft
20. -990*(-1)-(-660*(-1))=
990-(-660*(-1))=
990-660=330 ft
It is 3 cause i got it wrong and that was the right anser
To Visualize data changes/trends over time.
