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๐ Algebra
Linear Equations & Graphs
Equations of the form ax+b=c; graphed as straight lines; fundamental to all applied mathematics
Iraq/Global ๐ 830 Algebra
Key Facts
- 1
Al-Khwarizmi (820 AD): "father of algebra"; wrote Al-Kitab al-mukhtasar โ first systematic algebra book
- 2
Linear equation: ax + b = 0; slope-intercept form: y = mx + c; simultaneous equations: two equations, two unknowns
- 3
Applications: economics (supply/demand lines), science (rate of change), engineering (circuit analysis)
๐ข Did you know? "Algebra" comes from the Arabic "al-jabr" (reunion of broken parts) from al-Khwarizmi's 820 AD book โ his name also gave us "algorithm"
Quick Reference
Category
Algebra
Country
๐ Iraq/Global
Year / Era
830
About
Equations of the form ax+b=c