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Portrait of scientist man standing near mathematical formula, equations. He put on his spectacles and looking serious. Clever and smart teacher lecturer concept. Let's study!
Young student female in white robe solve hard and heavy to understand math equation on black chalk board, She turn to camera and smile. Smart, clever, intelligent scientist woman concept.
man writing scientific equations on a chalk board
Portrait of young smart clever woman teacher lecturer standing with chalk board full of math equations at background. Lady sure in herself with crossed arms and smile a little. Glidetrack
Two young handsome successful scientists in formal suit and tie, spectacles and medical gown writing, discussing and analyzing math equations on a chalk desk board. Handy life camera. Close-up.
Bald Mathematician Underlining an Equation on a Board
Female student in white robe standing opposite wall chalk board with math equations and formula. She try to solve and prove the theorem. No face. Slider glidetrack camera movement. Back middle shot
Back middle shot of male against chalk board with mathematics formula equations. He thinking about solutions and try to understand high university task.
Portrait of scientist man with mathematical equations background. He put on his glasses and smile at camera. Clever and smart teacher lecturer concept. Let's study!
Hand writing and drawing equation with marker on white board
Young, smart, clever, handsome male teacher or student in glasses explaining decision of hard math equation. He prove the theorem
medical interns discuss writing of equation on clear board