prove that the following:
a) 1 + Cos pi/6 / 1 - Sin pi/3 = 7 + 4√3
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Step-by-step explanation:
1+cos pi/6=1+(√3/2)
1-sin pi/3=1-(√3/2)
(1+cospi/6)/(1-sinpi/3)=(1+√3/2)/(1-√3/2)
=(2+√3)/(2-√3)
=(2+√3)^2/(2^2-3)
=(2+√3)^2
=4+2*2*√3+3
=7+4√3
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