Factorisation of 3 underoot 3x^2 - 8 is
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Step-by-step explanation:
=3x²+0x-8=0
=3x²+24x-24x-8=0
=3x(x+8)-24(x+8)=0
=(3x-24)(x+8)=0
=3x-24=0. =x+8=0
=x=24/3. =x=-8
=x=8
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