Question

2
An object O is placed in front of a small plane mirror M1, and a large convex mirror M2,
of focal lengthſ. The distance between 0 and M1 is x, and the distance between M1,
and M2 is y. The images of formed by M1, and M2,
coincide. The magnitude of f is
? - V
x
+y
Ax+y
2y
(B)
(C)x-y
(D)
27
X-Y​

Answer 1

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