black mathematics board with formulas

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Size: 4000px × 2500px
Photo credit: © rico ploeg / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: algebra, background, blackboard, calculation, design, drawing, education, formula, function, geometry, knowledge, math, mathematical, mathematics, patte, pattern, physics, school, science, seamless, solution, texture, theorem, triangle, vector