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zippoenergy
- Newbie | Next Rank: 10 Posts
- Posts: 1
- Joined: Wed Jun 04, 2008 10:25 am
first question:
For all numbers x and y, let x▲y be defined
as x▲y= x² + xy + y². What is the value of (3▲1)▲1?
(A) 5
(B) 13
(C) 27
(D) 170
(E) 183
Answer is 183.. Need to know how this answer is found.
2nd question is this
answer is 3.. how is this found?
For all numbers x and y, let x▲y be defined
as x▲y= x² + xy + y². What is the value of (3▲1)▲1?
(A) 5
(B) 13
(C) 27
(D) 170
(E) 183
Answer is 183.. Need to know how this answer is found.
2nd question is this
answer is 3.. how is this found?
