高二下數學a | 平面上的線性變換-伸縮變換
Synopsis
你會學到1. 伸縮矩陣即為對角方陣2. 伸縮矩陣可以用在圖形的縮放伸縮變換的圖像意義ggb：https://www.geogebra.org/m/dxjq2tcd.
![[矩陣的應用]線性變換](https://i.ytimg.com/vi/wjtpgHHds88/hq720.jpg?sqp=-oaymwE2CNAFEJQDSFXyq4qpAygIARUAAIhCGAFwAcABBvABAfgB_gmAAtAFigIMCAAQARhyIEYoODAP&rs=AOn4CLBu8wnP_lAO6Ue-iTqZBNjFjKJzpQ)
![[矩陣的應用]線性變換+面積](https://i.ytimg.com/vi/F06DJE4zR04/hq720.jpg?sqp=-oaymwE2CNAFEJQDSFXyq4qpAygIARUAAIhCGAFwAcABBvABAfgB_gmAAtAFigIMCAAQARhlIGUoZTAP&rs=AOn4CLDwWc1nlMyeABp2bZ1W31xlLhQ_Mw)
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