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close up of math formulas on a blackboard

Stock Photo:
Image ID: 75894373
Release Information: N/A
Copyright: Picsfive
Small
500x359 6.9"x5.0" (72dpi) 263 KB
Med
1000x717 3.3"x2.4" (300dpi) 1008 KB
Large
4350x3121 14.5"x10.4" (300dpi) 12.8 MB
Super
8700x6242 29.0"x20.8" (300dpi) approx.50.6 MB
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