Find the Product or Quotient $$\frac { ( x - y ) ^ { 2 } - 49 } { ( x + y ) ^ { 2 } - 49 } \div \frac { x - y - 7 } { x + y + 7 }$$

question 573

Multiple Choice

Find the product or quotient.
- $$\frac { ( x - y ) ^ { 2 } - 49 } { ( x + y ) ^ { 2 } - 49 } \div \frac { x - y - 7 } { x + y + 7 }$$

• A) \(x - y + 7\)
• B) \(\frac { x + y + 7 } { x - y - 7 }\)
• C) \(- 1\)
• D) \(\frac { x - y + 7 } { x + y - 7 }\)

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Delphi Technique

A method of forecasting and decision-making involving rounds of anonymous input and feedback from a panel of experts.

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Delphi Technique

A structured communication technique or method, originally developed as a systematic, interactive forecasting method which relies on a panel of experts.