Question

1. If X+Y=7 and xy = 10 , then x3+ y3​

Answer 1

I have the same question lol

Answer 2

final answer is 21

Explanation:

since x+y=7 and xy=10

2+5=7 and 2(5)=10

so,

(5)3=15

(2)3=6

15+6= 21