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Grade: 10
        Find the value of cosec square 30 degree - sin square 45 degree - sec square 60 degree
11 months ago

Answers : (1)

Neelesh Kumar
45 Points
							
cosec square 30 degree=4   because ( cosec 30 degree =2)
sin square 45 degree=1/2      decause (sin 45 degree =1/root2 )
sec square 60 degree=4         because ( sec 60 degree =2 )
it is your required answer
11 months ago
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