Question

X+y=10 and x2+y2=58,find value of x3+y3.

Answer 1

Answer:

x2y2=58

xy=10

multiplying both eq

x3y3=58×10=580

Step-by-step explanation:

Answer 2

Answer:

370

Step-by-step explanation:

if x=7 and y=3 then

=7+3=10                                               satisfied

=7sq+3sq=49+9=58                            satisfied

=7cb+3cb=343+27=370                  

hence, x3+y3=370