\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
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C
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\(\pi\)
e
\(\frac{a}{b}\)
!
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→
(
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\(\sqrt{\,}\)
\(a^{b}\)
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\(\div\)
log
ln
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\(\times\)
cos
cos⁻¹
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-
sin
sin⁻¹
0
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=
+
tan
tan⁻¹
A bank lends \(\dollar 1\,000\) to a customer with \(\dollar 80\) of interest.
Find the total amount the customer needs to repay the bank.
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\(\dollar\)
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