Sujet

Black chalkboard with mathematical problems

Légende

Black chalkboard with mathematical problems

Crédit

Photo12/imageBROKER/Oleksandr Latkun

Notre référence

BRK22H64_064

Model release

Non

Property release

NA

Licence

Droits gérés

Format disponible

72.0Mo (1.5Mo) / 56.6cm x 31.9cm / 6689 x 3763 (300dpi)

Mots clés

Board Character Characters Image-filling No People School class Sign Slate board Symbol image Symbol photo abstract annex background background graphic background image backgrounds black blackboard blackboards building buildings calculate calculating calculation calculations chalk chalk board chalkboard chalks character class classes classroom classrooms college complex complicated concept concepts deserted difficult difficulties difficulty digit dirty educational institution educational institutions educational system empty exam examination exams facilities facility field of education fields of education figure figures filling the picture format-filling formula formulas full frame full image full size full-frame function functions handwriting handwritings high information sign information signs itch itching knowledge learn learning lecture lectures lesson lessons math mathematics natural scientific no one nobody number numbers old physics piece plus problem problems research school school lesson schools science sciences scientific scientific research score scratch scratching scribe sign signpost signs slate slates solution solutions structure study symbol symbolic symbolic image symbolic picture symbolic pictures symbols tall teach teaching tests tutor uninhabited universities university university building university buildings university college wallpaper education natural science natural sciences test testing training trainings