Answer:
Post the question properly........
the answer is the full moon.
Question:
If x = 2, y = 3 and z = -5, then x^2 + y^2 +2z = ?
Answer:

Explanation:
Given



Required
Determine 

Substitute values for x, y and z in the above expression:





Bringing people of different races, cultures and ethnics together is what sports do. People so different to each other under the same roof, misunderstanding are due to occur due to racialism or believes. In addition, arguments<span> could result to people supporting different teams or players.
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Many have heard it, but nobody has ever seen it. It will not speak back until spoken to. What is it? The answer to the riddle is an echo. Echo is the reflection of the sound that when it is released by the speaker, it arrives back to the speaker (now listener) but is delayed.