yara54
yara54
19-04-2019
Mathematics
contestada
simplifying a trigonometric expression
Respuesta :
AameerbBhatta
AameerbBhatta
19-04-2019
=secx . sinx/ tanx
=secx . sinx/sinx/cosx
=secx . cosx
=secx . 1/secx
= 1
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