September spiral challenge | Desmos

Expression 1: "r" equals "e" Superscript, StartFraction, "t" Over 104 , EndFraction , Baseline plus log left parenthesis, StartFraction, "t" Over 10 , EndFraction plus 1 , right parenthesis

1

Expression 2: left parenthesis, "r" cos left parenthesis, "t" , right parenthesis , "r" sin left parenthesis, "t" , right parenthesis , right parenthesis

0

domain t Minimum:

less than or equal to "t" less than or equal to

domain t Maximum: 100 pi

2

3

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