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close up of math formulas on a blackboard

Stock Photo:
Image ID: 76826134
Release Information: N/A
Copyright:
Small
500x359 6.9"x5.0" (72dpi) 252 KB
Med
1000x717 3.3"x2.4" (300dpi) 960 KB
Large
4350x3121 14.5"x10.4" (300dpi) 11.9 MB
Super
8700x6242 29.0"x20.8" (300dpi) approx.46.6 MB
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