表达式9: "y" minus "f" left parenthesis, "a" , right parenthesis equals StartFraction, "f" left parenthesis, "a" , right parenthesis minus "f" left parenthesis, "a" minus "h" , right parenthesis Over "h" , EndFraction left parenthesis, "x" minus "a" , right parenthesisy−fa=fa−fa−hhx−a
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表达式10: "y" minus "f" left parenthesis, "a" , right parenthesis equals "g" left parenthesis, "a" , right parenthesis left parenthesis, "x" minus "a" , right parenthesis left brace, "h" equals 0 , right bracey−fa=gax−ah=0
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隐藏 标签 left parenthesis, "a" , "f" left parenthesis, "a" , right parenthesis , right parenthesisa,fa
标签
equals=
left parenthesis, 1.6 5 , 2.6 0 2 8 7 5 , right parenthesis1.65,2.602875
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表达式12: "g" left parenthesis, "x" , right parenthesis equals StartFraction, "d" Over "d" "x" , EndFraction left parenthesis, "f" left parenthesis, "x" , right parenthesis , right parenthesisgx=ddxfx
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隐藏 标签 left parenthesis, "a" minus "h" , "f" left parenthesis, "a" minus "h" , right parenthesis , right parenthesisa−h,fa−h
标签
equals=
left parenthesis, 2.0 5 , 1.8 3 9 8 7 5 , right parenthesis2.05,1.839875
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Secant Line Q: "Q" equals left parenthesis, "a" minus "h" , "f" left parenthesis, "a" minus "h" , right parenthesis , right parenthesisQ=a−h,fa−h
标签:
equals=
left parenthesis, 2.0 5 , 1.8 3 9 8 7 5 , right parenthesis2.05,1.839875
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P Tangent line: "P" equals left parenthesis, "a" , "f" left parenthesis, "a" , right parenthesis , right parenthesisP=a,fa
标签:
equals=
left parenthesis, 1.6 5 , 2.6 0 2 8 7 5 , right parenthesis1.65,2.602875
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表达式16: "f" left parenthesis, "a" plus "h" , right parenthesisfa+h
