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sayan kumar Grade:
        

solve:-


(2x2-9x+4)1/2 + 3(2x-1)1/2 =(2x2+21x-11)1/2

7 years ago

Answers : (1)

Badiuddin askIITians.ismu Expert
147 Points
										

Dear sayam


(2x2-9x+4)1/2 + 3(2x-1)1/2 =(2x2+21x-11)1/2


square


(2x2-9x+4) + 9(2x-1)  +6(2x2-9x+4)1/2(2x-1)1/2 =(2x2+21x-11)


simplify


 (2x2-9x+4)1/2 =(2x-1)1/2


square again


(2x2-9x+4) =(2x-1) 


 (2x2-11x+5) =0


now solve


 x= (11 ± √41) /4








 


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Badiuddin

7 years ago
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