adult
algebra
answer
arm raised
background
blackboard
brainstorm
brainstorming
calculating
calculation
calculus
college
complexity
concept
creative
desk
drawing
educate
education
elements
equal
exam
finger
formula
geometry
hand
human
idea
learn
learning
math
mathematical
mathematical formula
mathematics
number
pencil
person
research
school
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sign
sketch
student
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teacher
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world
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定額
An image of a series of mathematical expressions and a hand pointing a finger at a formula. The image symbolizes the solution to the problemの素材 [FY310177229406]
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