A toy is 14 cm in front of a convex spherical mirror.If the image of the toy is 5.8 cm behind the mirror,what is the focal length of the mirror?
A)-4.1 cm
B)+20 cm
C)-9.9 cm
D)-20 cm
E)+9.9 cm

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The Answer of A toy is 14 cm in front of a convex spherical mirror.If the image of the toy is 5.8 cm behind the mirror,what is the focal length of the mirror?
A)-4.1 cm
B)+20 cm
C)-9.9 cm
D)-20 cm
E)+9.9 cm

A Toy Is 14 Cm in Front of a Convex