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Find the roots of the equation 2xsquare -x-6 |
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Answer» Hope this helps... 2x^2+x-6=0required product is 2 into -6=-12 required difference is 1options for factors are (6,2), (12,1),(3,4)perfect option is (3,4)required no. of split middle term is (-3,+4)2x^2 -3x+4x-6=0x(2x-3)+(2x-3)=0(2x-3)(x+2)=02x-3=0,x+2=0x=3/2,-2so, the required roots are 3/2 and -2... The roots are 2 and -3/7. |
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