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Maths Puzzle
Numerical Ability
3x-y=21
2x+y=4
Describe a first step for solving each system using elimination. then solve each system.
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book Other Question
Solve the following problem. Include the steps you take to solve the problem.
Walter Waterman of Walter's Water Pumps in Winnipeg has found that when he produces x water p
Simplify (be sure to rationalize all denominators)
12. x^(3/4) + 5/[x^(1/4)] (you may assume x>0)
I came to the conclution of x+5/[x^(1/4)]. This wasn't right so I thought I