Question

if x-y=5 and xy=4 find the value x^3+y^3​

Answer 1

Answer:

4

Step-by-step explanation:

Answer 2

Answer:

use identity (x-y)³=5³

x³+y³+3xy(x-y) =125

x³+y³+3*4*5 =125

x³+y³+60 =125

x³+y³= 125-60

x³+y³= 65

Step-by-step explanation:

hope it may help you !!!!