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A variable line (x)/(a)+(y)/(b)=1 is suc...

A variable line `(x)/(a)+(y)/(b)=1` is such that a+b=4. The locus of the midpoint of the portion of the line intercepted between the axes is

A

`x+y=1`

B

`x+y=2`

C

`x+y=4`

D

`x+y=8`

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The correct Answer is:
B
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