http://www.geogebratube.org/material/show/id/15203
This applet is designed exclusively for students of TLLF.
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Key Stage 4 (Senior Secondary) > 4.1 Number & Algebra 數與代數 > Linear Inequalities in Two Unknowns 二元一次不等式 >
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Key Stage 4 (Senior Secondary) > 4.1 Number & Algebra 數與代數 > Linear Inequalities in Two Unknowns 二元一次不等式 >
二元一次不等式
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