Question

Please give me the answer
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Answer 1

Answer:

We will try to find the length of rope, that's a constant quantity.

As we can see from the figure x

1

+x

4

=C .......(1) C is constant

Also (x

2

−x

1

)+(x

3

−x

4

)=C

1

...(2)

On double differentiating the above equation

a

1

+a

4

=0

a

2

+a

3

−2a

4

=0

eliminating the value of a

4

i.e. a

4

=−a

1

We get a

3

+a

2

+2a

1

=0

Explanation:

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