Intelligent teacher or student explaining challenging math equation and proving theorem
Educated male teacher or student explaining complex math equation. Inviting you to study at university. 4k UHD
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
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A web user types in a CAPTCHA text box to prove they are not a robot before viewing a webpage..
Diverse business team listening to leader's report with chart
A young subordinate zealously proves his innocence to boss and complains about intrigue within the team. An angry son sorts things out with
Scientifically proven concept
Businessmen touching globe. Two men in suits. Conflict of interests. Prove you're right.
Aggressive man punches himself in the chest to prove something
Frustrated man expressing himself by the sea. Portrait of angry man near the blue sea. Cyprus. Paphos.
Woman looking into microscope. Person with scientific equipment. Proving theories and breaking myths. Complexity of science.
Girls have discussion with boys at the table in cafe
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A girl swears and screams at a guy while standing near the dining table in a modern living room on a sunny summer day. The guy puts his wine glass with orange juice on the table, turns around and leaves.
Close view of a young husband explaining something to his spouse. Back view of the person sitting and listening attentively.
Young woman's lovely portrait in the sunlight
Branding iron is heated to seal cattle
Officials shake hands. A new start. Together we win. Equality and tolerance.
Two friends having a talk at the art exhibition. One woman giving her arguments and trying to prove her point of view. Visitors in medical masks, COVID-19 restrictions
Two girls have discussion using laptop
Close-up of a woman with an object on her forehead talking to a man. Husband conversing with wife, Christmas tree in background.
Businessmen shake hands at night time. Business center workers shaking hands. City businessman's productive day.
Young actor expresses dissent during audition closeup
Young European woman and Asian portrait
Businessmen shake hands at daytime. Business center workers shaking hands. City businessman's productive day. Growth and development.
Seoul, South Korea - July 2016: N Seoul tower, Namsan tower illuminated at night. Tourist love lock landmark spot
Two man shaking hands on green background. It's a deal. Remember your promises. Respect and approval.
Many rows of small and chubby flying hearts of white color on red background, seamless loop. Animation. Concept of Saint Valentine's day
Business people touching globe. Hands on green background. Scientist proves the theory. World is in great danger.