cosec square 59 - tan square 31 + cos 44 into cosec 46 minus root 2 cos 45 minus tan square 60
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Heya !!
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cosec²59° – tan²31° + cos44° cosec46° – √2cos45° – tan²60°
=> cosec²59° – tan²(90°–59°) + cos(90°–46°) cosec46° – √2( √2/2 ) – (√3)²
=> cosec ²59° – cot²59° + sin46° . 1/sin46° – (2/2) – 3
=> 1 + 1 – 1 – 3 [ cosec²A–cot²A = 1 ]
=> –2
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cosec²59° – tan²31° + cos44° cosec46° – √2cos45° – tan²60°
=> cosec²59° – tan²(90°–59°) + cos(90°–46°) cosec46° – √2( √2/2 ) – (√3)²
=> cosec ²59° – cot²59° + sin46° . 1/sin46° – (2/2) – 3
=> 1 + 1 – 1 – 3 [ cosec²A–cot²A = 1 ]
=> –2
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answer - –2 ...........
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