The common difference, d, is 5 and the starting value, a, is 2.
Filling this in the form of
<span>you get
</span>
What is the answer for the picture #26
2 answers:
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The common difference, d, is 5 and the starting value, a, is 2.
Filling this in the form of
<span>you get
</span>
Answer:
Step-by-step explanation:
Given that , the sum of the first nine terms of an arithmetic series is 162 and the sum of the first 12 terms is 288.
• The sum of n terms of an AP is
• nth term of an AP is given by ,
