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OneConvert is a service that helps in your work, study and business. Our functionality allows to convert PDF files and Units of Measure safely and free.

中国程序员容易发音错误的单词

This online unit conversion tool will help you convert measurement units anytime and solve homework problems quickly using metric conversion tables, SI units, and more.

A free study site for English as a Second Language (ESL) students with games, quizzes, puzzles, MP3 files with transcripts, listening practice, pronunciation practive, etc.

All the rules of basic algebra, with helpful explanations & examples for each equation. You can use these simple rules for arithmetic, exponents, and radicals to solve most basic algebra problems.

A curated list of awesome mathematics resources.

Jotoba is an advanced Japanese dictionary supporting multiple languages

The Internet TESL Journal is a free online journal for teachers of English as a second language that includes lesson plans, classroom handouts, links of interest to ESL teachers and students, articles, research papers and other things that are of immediate practical use to ESL teachers.

The PERFECT Calculator with Unit & Currency Converter for Android.

Matrix addition, multiplication, inversion, determinant and rank calculation, transposing, bringing to diagonal, row echelon form, exponentiation, LU Decomposition, QR-decomposition, Singular Value Decomposition (SVD), solving of systems of linear equations with solution steps

Access free English lessons from Oxford Online English. You'll see speaking, writing, reading, and listening lessons with bonus quizzes.

Level up your English in 3 Months with EnglishCentral Difference - Professional Tutors and AI-Powered Chatbot.

Discover Mathigon, the Mathematical Playground. Learning mathematics has never been so interactive and fun!

Your AI Friend to enhance your english speaking proficiency, increase IELTS Band

Just easily snip for a formula image or upload from local, you can quickly get the LaTeX expression for the mathematical formula! SimpleTex supports fast insertion of image/MathML/LaTeX and other formats to major document editing software, which could greatly boost the work efficiency. Best of all, SimpleTex is free and developed by college student!

The podcast site for people to learn and teach English

Online WYSIWYG Mathematics Editor (Equation Editor), fast and powerful Editing features, inputting Normal text, Math symbols, and drawing Graph/Diagram in one single editor, help writing Math Document much easier. Export to Latex, Tikz, SVG, or Image (PNG).

Complete online math courses for test prep, tutoring, and homeschooling. Get the exact Math Help programs you need to conquer math and pursue your dreams.

Feishu Docs - A new way to create and share content

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Japanese is a challenging language for most who didn't learn it as children. On these pages, I present some of the basic principles of grammar and usage...

Math online step by step calculators and solvers for problems including polynomial equations, rational expressions, systems of equations, matrices, complex numbers, and analytic geometry.

About Tagaini Jisho

Study Japanese grammar, using an interactive input-based SRS system. With tons of example sentences, audio, textbook paths and more!

Datawhale 是国内最大的 AI 开源学习社区，覆盖海内外2000多所院校，吸引具有影响力的顶尖学者、知名教授、企业家、青年贡献者等在此分享知识和远见，加快高校和产业的链接，持续推动AI人才培养。