A.S.T.C

作者：Ang Wee Kiat

Here you can explore how the sign of the trigonometrical ratios change when the angles are in different quadrants. Remember the acronym "ASTC - All School Teachers Care! :)"

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CLOCK 2
Test
Exponential function and Logarithmic Function
#5 and P456
Betty's Quincenañera
Friction on an Incline

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正三角形
橢圓
最佳化問題
數學
幾何

A.S.T.C

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