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Answers by ckchew
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ckchew
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User ckchew
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User ckchew
Recent activity
All questions
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Prove ((cscx-cotx)(cscx+cotx))/secx=cosx
answered
Feb 24, 2014
in
Trigonometry Answers
|
842
views
proving trigonometric identities
trigonometry problems
pre calculus problems
trig identity
deteminat of a matrix
answered
Feb 24, 2014
in
Algebra 1 Answers
|
684
views
matrix
algebra problems
Matrix AB=C find C
answered
Feb 24, 2014
in
Calculus Answers
|
836
views
matrix
calculus problems
word problem
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