lzrd3rik
03.07.2019 •
Mathematics
Find the sum of the first six terms of the sequence for which a2=0.7 and a3=0.49.
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Ответ:
Sum of the first six terms is 2.31.
Step-by-step explanation:
Since we have given that
Since we know the formula for "Arithmetic Progression":
Now, solving the above two equations:
So, when we put the value of d in the first equation, we get that
so, Sum of first six terms would be
Hence, Sum of the first six terms is 2.31.
Ответ:
Step-yessby-step explanation: