Math, asked by IIITZPRIYAII, 1 month ago

if x+y=12 and xy=30find the value of x3+y3​

Answers

Answered by swayamkrishna1
1

Answer:

648

Step-by-step explanation:

x+y whole cube=12^3

=x^3+y^3+3xy(x+y)=1728

=x^3+y^3+3*30(12)=1728

=x^3+y^3+1080=1728

=x^3+y^3=1728-1080=648

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Answered by bkm7549
1

Step-by-step explanation:

just break the formula of A³+ B³

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