prove that sec²theta+cosec²theta=sec²theta×cosec²theta
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Answer:
Step-by-step explanation:
sec²Ф+cosec²Ф=1/sin²Ф + 1/cos²Ф
=(sin²Ф+cos²Ф)/sin²Фcos²Ф
=1/sin²Фcos²Ф
=sec²Ф×cosec²Ф
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