Prove that: (sin theta+ cos theta)(tan theta + cot theta ) = (sec theta+ cosec theta)
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(Sin theta+ cos theta)(tan theta+cot theta)
(Sin theta+ cos theta)(sin/cos+cos/sin)
(Sin theta + cos theta)(1/sincos)
Sin theta + cos theta/sin cos
Sin/ sin cos+ cos/ sin cos
1/ cos+ 1/ sin
Sec theta + cosec theta
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