Sagot :
Answer:
11. 2³
12. -36
13. -70
14. -198
15. -12
16. 5
17. 11
18. -8
19. 9
20. -26
Step-by-step explanation:
hope it's help
Answer:
11.56
12.-36
13-70
14.-198
15. 12
16.5
17.11
18.6.7
19.70
20. 2.5
Step-by-step explanation:
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