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Without actually calculating the cubes,find the value of 48 cube - 30 cube - 18 cube

Answer» as a+b+c=0Means 48+(-30)+(-18)=0 48-48=00=0So,a³+b³+c³-3abc=(a+b+c)(a²+b²+c²-ab-bc-ca)a³+b³+c³-3abc=0(a²+b³+c³-ab-bc-ca)a³+b³+c³-3abc=0a³+b³+c³=3abc48³-30³-18³=3*48*-30*-18=77760So answer is 77760


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