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Scientist explaining a formula written on a white board to her students

Stock Photo:
Image ID: 76994773
Release Information:
Signed model release filed with Shutterstock, Inc
Copyright: wavebreakmedia
Small
500x333 6.9"x4.6" (72dpi) 93 KB
Med
1000x665 3.3"x2.2" (300dpi) 313 KB
Large
5411x3599 18.0"x12.0" (300dpi) 4.7 MB
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