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Physics 15 Online
OpenStudy (anonymous):

(sinA+secA)^2+(cosA+cosecA)^2=(1+secAcosecA)^2

OpenStudy (anonymous):

open the squares sin^2A+sec^2A+ 2tan A +cos^2A+cosec^2A+2cotA 1+1+tan^2A+2 tan A +1+cot^2A+2cotA (1+tanA)^2+(1+cotA)^2+1 now convert tan to cot and then initiate

OpenStudy (anonymous):

kk thx

OpenStudy (anonymous):

how can we convert tan to cot in this problem..??

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