the 1st number is 2 and the fith is 18 whats the last 3 numbers
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1
Answer:
20,21,22
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Answer:
a1 = 2
a5 = 18
=> a1 + (5-1)d = 18
=> 2 + 4d = 18
=> 4d = 18-2 = 16
=> d = 4
a2 = a1 + d = 2+4= 6
a3 = a1 +(3-1)d = 2 + 2×(4) = 2+8 = 10
a4 = a1 + (4-1)d = 2 + 3×(4) = 2+12 = 14
THE LAST THREE NUMBERS ARE:- 10, 14 and 18
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