Math, asked by vedant26112008, 7 months ago

what is the answer
of this question?

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Answered by MʏSᴛᴇʀɪᴏSᴛᴀʀᴋ

Step-by-step explanation:

The focal length of an optical system is a measure of how strongly the system converges or diverges light; it is the inverse of the system's optical power. A positive focal length indicates that a system converges light, while a negative focal length indicates that the system diverges light

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Answered by Anonymous

Answer:

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