Why is it important to get rid of the terms farthest from k first?
GRE Help Arithmetic Mean
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Social Studies, Mathematics
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11th Grade - University
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Hard
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The video tutorial explains a GRE algebra problem involving the arithmetic mean of three numbers: 6, 9, and k. The goal is to express k in terms of n, the average. The instructor guides through the process of setting up the equation, isolating k, and simplifying the expression to find the solution. The tutorial uses relatable analogies and humor to make the algebraic concepts more accessible.
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2 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the final expression for k after solving the equation?
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