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Maths Puzzle
Numerical Ability
solve 3x³-4x-1
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book Other Question
Kerri, Ethan, and Jerry assembled a puzzle together in 40 hours. If Ethan worked twice as fast as Jerry and Kerri worked just as fast as Ethan, then how long would it have taken J
Sketch the graph of the function y = - x^2 - 20x -3. What are the domain and range of the function? What are the x-intercepts? Approximate to two decimal places.