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หาจุดตัดสมการเชิงเส้นสองตัวแปร
Author:
สุรัตน์ สิมงาม
GeoGebra
New Resources
Ellipse, Hyperbola and Circle as Envelopes
"Compressed" Astroid as Envelope
Angles and Intersecting Lines: Quick Investigation
Slope of a Straight Line: Run and Rise
Piano. Keyboard.
Discover Resources
Role of a, b, c and d in a cubic function y=ax^3+bx^2+cx+d
Baby brother rabbit
Direct Proportional Relations
Ham4d
Mercury and Earth
Discover Topics
Root
Secant Line or Secant
Sphere
Functions
Arithmetic Operations