458,093 views
42 votes
42 votes
If ( x - y ) = 2 and xy = 3 find the value of...

{x}^(3) + {y}^(3)........


User Sal Celli
by
2.8k points

2 Answers

12 votes
12 votes

Answer: 4:7

Explanation:

User IjzerenHein
by
2.9k points
19 votes
19 votes

Answer:

28

Explanation:

Given :

  • x - y = 2
  • xy = 3

Solving :

  • 2 values which satisfy the given conditions are x = 3 and y = 1

Evaluating the expression :

  • x³ + y³
  • (3)³ + (1)³
  • 27 + 1
  • 28
User Zenth
by
3.1k points