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绝对值
𝒑𝒈 𝟐𝟐
𝒑𝒈 𝟐𝟐 𝒂𝒃𝒔𝒐𝒍𝒖𝒕𝒆 𝒗𝒂𝒍𝒖𝒆 绝对值
𝒑𝒈 𝟐𝟐 𝒂𝒃𝒔𝒐𝒍𝒖𝒕𝒆 𝒗𝒂𝒍𝒖𝒆 绝对值
𝒑𝒈 𝟐𝟔 𝒂𝒃𝒔𝒐𝒍𝒖𝒕𝒆 𝒗𝒂𝒍𝒖𝒆 绝对值
值域 :
[ 𝟎 , ∞ )
值域 :
[ 𝟎 , ∞ )
𝒑𝒈 𝟐𝟔 𝒂𝒃𝒔𝒐𝒍𝒖𝒕𝒆 𝒗𝒂𝒍𝒖𝒆 绝对值
值域 :
[ 𝟎 , ∞ )
值域 :
[ 𝟎 , ∞ )
𝒑𝒈 𝟐𝟔 𝒂𝒃𝒔𝒐𝒍𝒖𝒕𝒆 𝒗𝒂𝒍𝒖𝒆 绝对值
值域 :
[ 𝟎 , ∞ )
值域 :
[ 𝟎 , ∞ )
𝒑𝒈 𝟐𝟓, 𝟐𝟔
值域 : [ 𝟏 , 𝟑 ) 值域 : (−∞ , ∞ )
值域 : (−∞ , ∞ )
𝒑𝒈 𝟐𝟓, 𝟐𝟔
值域 : 𝑹 {𝟎}
值域 : (−∞ , 𝟎 )
𝒑𝒈 𝟐𝟔
值域 : [−𝟐, ∞ )
值域 : [ 𝟎 , ∞ )
𝒑𝒈 𝟐𝟔
𝒑𝒈 𝟐𝟒, 𝟐𝟓
不是函数图象
不是函数图象
因平行于 𝒚 轴的直线中有些
与曲线的交点不只有一个
because some of the straight lines parallel
to the y-axis have more than one
intersection with the curve
𝒙 = 𝟎 対应两个值
𝒑𝒈 𝟐𝟔
𝒃 = 𝒂𝟐 𝒀 𝒀 因 𝒇 𝒙 = 𝒇(−𝒙) 𝒙, 𝒚 与 −𝒙, 𝒚 同在曲线上,或都不在曲线上
𝒑𝒈 𝟐𝟔
𝒃 = 𝒂𝟑 𝒀 𝒀 因 𝒇 −𝒙 = −𝒇(𝒙) 𝒙, 𝒚 与 −𝒙, −𝒚 同在曲线上,或都不在曲线上

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SUEC 高中 Adv Maths (Absolute Value)

Editor's Notes

  1. https://www.mathwarehouse.com/algebra/complex-number/absolute-value-complex-number.php