Factor
- $x ^ { 2 } + 3 x y - 28 y ^ { 2 }$

question 35

Multiple Choice

Factor.
- $x ^ { 2 } + 3 x y - 28 y ^ { 2 }$

• A) \(( x - 7 y ) ( x + y )\)
• B) \(( x - y ) ( x + 4 y )\)
• C) \(( x + 7 y ) ( x - 4 y )\)
• D) \(( x - 7 y ) ( x + 4 y )\)

Comprehend the concept of mark-up on selling price and how to derive it.

Calculate sale price after applying a mark-up or markdown percentage.

Assess the operating profit or loss after discounts and overhead costs.

Understand the concept of break-even price in various scenarios.

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