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can u explain please

The correct answer is: Both 6 cm. *Question 212: Concave Refracting Surface A very long glass rod has one end ground to a con
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through spherical for refraction Surface , we know that where, u ginen, is the image distance R=-5 cm u=-20cm M2=1.5 fm,=1 boSo, ) bost to - to => 153-6***) > bizneho [ ^ ů s ve-10 the image is virtual (since u s u are on the same side of the refract

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can u explain please The correct answer is: Both 6 cm. *Question 212: Concave Refracting Surface...
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