Question

evalute by using indetities (8) ^3+(-5)^3+(-3) ^3​

Answer 1

Answer:

360

Step-by-step explanation:

a^3+b^3+c^3 - 3abc = (a+b+c)(a^2+b^2 + c^2 + 2ab+2bc+2ca)

here a+ b+ c =0

since 8+(-5)+(3) = 0

=> RHS = 0

=> a^3+b^3+c^3= 3abc

=> (8) ^3+(-5)^3+(-3) ^3​ = 3*8*(-5)*(-3)

=360

Brianliest plz