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4sin square 45 degree +tan square 60 degree +cosec square 30 degree |
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Answer» Please reply sis Yes I done it As sin 45 degree is 1/√2 so sin square 45degree is (1/√2)^2= 1/2 and its 4times become 2.......... Eq(1)Similarly tan sqare 60 become 3 ..... Eq(2)And cosec square 30 become 2.... Eq (3)\xa0On adding all these equations as required in question\xa0We get2+3+2 = 7 |
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