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Without actually calculating find the cube 75 cube-25 cube - 50 cube

Posted by Kajal Lanjhiyana 7 years, 10 months ago

CBSE > Class 09 > Mathematics

1 answers

Ifra Ansari 7 years, 10 months ago

if a+b+c=0 then a^3+b^3+c^3=3abc since,75+(-25)+(-50) =75-25-50 =75-75=0 then, 75^3-25^3-50^3 =3*75*-25*-50 =281250 I hope this will help you

2Thank You

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CBSE > Class 09 > Mathematics