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ok i added them to post 1
thanks so much bobbym,
think u can help me with 2 more?
thanks, only a few left now
need help!!
these are a few questions i got wrong on homework... dont understand
Proof:
sec²x + csc²x = sec²x csc²x
((1+cosx)/sinx) + ((sinx)/(1+cosx)) = 2cscx
(1+secx)/(tanx + sinx) = cscx
(tanx-tany)/(cotx-coty) = -tanx tany
(cos(x-y))/(sinx cosy) = cotx + tany
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