If x1 be the size of the magnified imag...

If `x_1` be the size of the magnified image and `x_2` the size of the diminished image in Lens Displacement Method, then the size of the object is :

`sqrt(x_(1)x_(2))`

`x_(1)x_(2)`

`x_(1)^(2)x_(2)`

`x_(1)x_(2)^(2)`

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