find the value of (sin square 30 +tan square 60 -sec square 60 +cos square 30 ) +(cosec square 45 + cot square 45 - tan square 30)
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Step-by-step explanation:
(sin²30+tan²60-sec²60+cos²30)+(cosec²45+cot²45-tan²30)
=(1/4+3-4+3/4)+(2+1-1/3)
=(1/4-1+3/4)+(3-1/3)
=(1-4+3/4)+(9-1/3)
=0+8/3
=8/3
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