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Maths Puzzle
Numerical Ability
Graph y = 7-5x
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How do I simplify -x^2 / (-x^2)^2y^2 ?
The point F has coordinate (0,8) and the line D has equation y = 25/2. If the distance from P(x,y) to F is 4/5 the distance from P to D, write and simplify an equation to show tha