If tan a =rot3 and tan b = 1/rot3,0 < a,b <90 , find value of cot (a+b)
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Step-by-step explanation:
tanA=√3 so A=60°
tanB=1/√3 so B=30°
A+B=60°+30°=90°
cot(A+B)=cot90°=0
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