the algebric form of an arithmetic sequence is 3n+2
a) what is the first of the sequence
b) what will be the remainder if the terms of the sequence are divided by 3?
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the algebric form of an arithmetic sequence is 3n+2
a) what is the first of the sequence
b) what will be the remainder if the terms of the sequence are divided by 3?
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Answer:
Given, arithmetic sequence Xn=5n+3
a. The first term of the sequence, put n=1
X1=5×1+3=8
b. d=5 (coefficient of n be the common difference)
The remainder divide by 5=3.
(58=3,513=3,518=3,etc)