plz solve this question with full explanation
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(a+b+c)^2 =a^2 +b^2 +c^2 +2(ab+bc+ca)
25=a^2+b^2+c^2+20
a^2+b^2+c^2=25-20=5
a^3+b^3+c^3-3abc=
=(a+b+c)(a^2+b^2+c^2-ab-bc-ca)
=5×(5-10)
=5×(-5)
=-25 Ans
25=a^2+b^2+c^2+20
a^2+b^2+c^2=25-20=5
a^3+b^3+c^3-3abc=
=(a+b+c)(a^2+b^2+c^2-ab-bc-ca)
=5×(5-10)
=5×(-5)
=-25 Ans
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you can see your answer;;;;;;;
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