5
8 11
14 17 20
.................
......................
a)Write the next two lines of the pattern above
b) Calculate the first and last
terms of the 20th line ?
c) find the sum of all numbers in the20th Line?
Answers
Answered by
3
Answer:
23. 26. answer..........
Answered by
0
Answer:
a- 23 26 29 32 35 38 41 44 47 50
b- cannot find
c- sorry
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