prove that 1+tantita+costita(1+cottita)=sectita+cosectita
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Step-by-step explanation:
sin(1+tan)+cos(1+cot)
=sin(cos+sin/cos)+cos(sin+cos/sin)
=(sin+cos)(sin/cos+cos/sin)
=(sin+cos)(1/sincos)
=1/cos+1/sin
=sec+cosec
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