Answer:
what is the question need more decription
Answer:
Each remaining piece is 2.25 ft.
Answer:
The sum of first 4n terms is -10n.
Step-by-step explanation:
The formula for sum of n terms of an AP is
It is given that the sum of the first n terms of an A. P. is 2n and the sum of the first 2n terms is n.
..... (1)
..... (2)
Solve equation (1) and (2) by elimination method.
The sum of first 4n terms is
Put the value of a and d.
Therefore the sum of 4n terms is -10n.
Answer:
1 1/4
Step-by-step explanation:
So basically the number is getting cut in half for example the 10 goes to a 5.
1 1/4 + 1 1/4 = 2 1/2
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