Question

Sin square 30° minus cos square 45° +tan 0 divided by cosec square60° plus sec square 45° minus Cot Square 60°

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

(-1)/12

Step-by-step explanation:

sin²30°-cos²45°+tan0°/cosec²60°+sec²45°-Cot²60°

=[(1/2)²-(1/√2)²+0]/[(2/√3)²+(√2)²-(1/√3)²

=(1/4-1/2+0)/(4/3+2-1/3)

=(1-2/4)/(4+6-1/3)

=(-1/4)/(9/3)

=(-1/4)/3

=(-1)/4×1/3

=(-1)/12