Step-by-step help for SAT, ACT, AP, GCSE, A-Level, IB, OGE, EGE and university exams

Send a task and Lekcia explains the solution step by step: the rule or formula, the reasoning, the answer, a self-check and common mistakes, following the chosen exam's logic.

Photo of the task

Take a picture of the problem from a textbook, notebook or paper.

Question text

Paste the problem or your university exam question.

Task number

Choose the exam, subject and number — Lekcia explains what that task checks and shows the method on an example.

In the @Lekcia_ai_bot bot, just send a photo or the text of the task. Free: 5 solutions on the website and 5 in the @Lekcia_ai_bot bot. Unlimited with a subscription in the bot.

Exam

SubjectTask number

Problem or question

Course manual or lecture notes

The solution follows your materials and your lecturer's terminology. In the bot: send the manual PDF first, then the task with the words “by my notes”.

Course author or department textbook

Check the solution against your textbook, official sample papers and your teacher. From a number alone Lekcia cannot see the exact official task — send the text or a photo for an exact solution.