Question

cot 30° + cosec 30-2 cos 0
sec 30° tan 45. Sin30+cos^2 45

Answer 1

hi friend...

√3+2-2(1)2/√3(1).1/2+1/2

=√3+2-2/√3+1/2

=(6+4√3-4+√3)

=(2+5√3)

hope this helps you

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