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Grade 12th passAlgebra

please help me in solving out this problem.reply soon

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Profile image of Shiva Pallikonda
7 Years agoGrade 12th pass
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Profile image of Aditya Gupta
7 Years ago
by cosine rule cosC= (a^2+b^2 – c^2)/2ab
given C= pi/6 so cosC= root3/2
now substitute the values of a, b and c given in terms of x. so we will have an eqn solely in x. solving that eqn you get x= 1+root3
kindly approve :)