1+tanx/sinx + 1+cotx/cosx=2(secx + cosecx)
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Step-by-step explanation:
(1+tanx)/sinx + (1+cotx)/cosx
1/sinx+tanx/sinx + 1/cosx+cotx/cosx
1/sinx+tanx•cosecx+ 1/cosx+ cotx•secx
1/sinx+sinx/cosx•cosecx + 1/cosx+cosx/sinx•secx
1/sinx+1/cosx +1/cosx +1/sinx
cosecx +secx +secx +cosecx
2cosecx + 2secx
2(cosecx+secx)
#666
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