\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
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\(\pi\)
e
\(\frac{a}{b}\)
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→
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\(\sqrt{\,}\)
\(a^{b}\)
7
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\(\div\)
log
ln
4
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\(\times\)
cos
cos⁻¹
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-
sin
sin⁻¹
0
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=
+
tan
tan⁻¹
A store increases the price of a jacket by \(10\pourcent\) in October, and then by another \(20\pourcent\) in November. Calculate the global percentage change.
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