1.

नह 1120(1v) 3x*+2x—1=0(vii) 10x>x+3=0

Answer»

3x^2+11x-4=0=3x^2+(12-1)x-4=0=3x^2+12x-x-4=0=3x(x+4)-1(x+4)=0=(3x-1)(x+4)=0x=1|3. x=-4



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