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Page!18!of!35!
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version!1.2!
Trigonometry&
Trigonometry! functions! are! very! straightforward! with! the! SciPlusB2500.! ! Note! that! the! values! used! in!
trigonometry!functions,!and!the!result,!are!expressed!in!Degrees,!Radians,!or!Gradians,!as!indicated!by!
‘D’!!‘R’!!or!‘G’!in!the!status!line.!!Remember,!use!the!!!!!!!!!!key,!menu!#5!to!change!the!DRG!setting.!!DRG!is!
also!changed!when!converting!angles,!is!described!in!the!table!below.!
!
KEY&
NAME&
DESCRIPTION&
!
Sine!
Calculates!the!sine!of!an!expression.!!
e.g.!(assume!degrees):!!!
SIN( 30 )
followed!by!
↵
yields!0.5.!
!
Arcsine!
!Calculates!the!inverse!sine!(arcsine)!of!an!expression.!!
e.g.!(assume!degrees):!!!
ASIN( 0.5 )
followed!by!
↵
yields!30.!
!
Convert!Angle!
Converts!the!current!value!displayed!in!the!
second&line
,!and!changes!
the!status!line!parameter.!
!
The!Cosine!and!Tangent!functions,!and!their!inversions,!work!the!same!way.!
SIN
-1
SIN
SIN
-1
SIN
+
/
−
DRG
Summary of Contents for SciPlus-2500
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Page 5: ...2014 Sight Enhancement Systems version 1 2...
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Page 35: ...2015 Sight Enhancement Systems Page 29 of 35 SciPlusB2500 Scientific Calculator User Manual...
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