find the zeros of polynomial P of x is equal to 6 x square - 3 - 7x
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2 is a root if the equation 3x^2 +px-8=0.`. 3(2)^2+p(2)-8=0 =》12+2p-8=0=》4+2p=0=》p=-2Now,4x^2-2px+k=0 =》4x^2+4x+k=0 It has equal roots .`.D=0 =》(4)^2-4×4×k=0=》16-16k=0=》16(1-k)=0=》1-k=0=》k=1 Hence, k= 1
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