What must happen to light in order for an image to form

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What must happen to light in order for an image to form

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Farah 6 months 2021-08-31T10:25:29+00:00 1 Answers 4 views 0

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    2021-08-31T10:27:16+00:00

    Small opening if you were directions from the light to come from

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )