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Find the zeros of polynomial x²-√3x-6 |
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Answer» x²-√3-6=0 x²-2√3x+√3x-6=0. (middle TERM FACTORISATION) x(x-2√3)+√3(x-2√3)=0 (taking COMMONS) (x-2√3)(x+√3)=0. (taking x-2√3 COMMON)
x-2√3=0 x=2√3 x+√3=0 x=-√3 |
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