Question

{4/tan^20- 2sin^2 45}
———————————————
{sin^2 60 + cos^2 45}
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Answer 1

Step-by-step explanation:

4/(√3)2+1/(√3/2)2-2*(1/√2)2/(√3/2)2+(1/√3)2

=4/3+4/3-2*1/2 /2/4+1/2

=8/3-1/3/4+1/2

=8-3/3/3+2/4

=5/3*4/5

=4/3

thank you