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Maths Puzzle
Algebra
What does an apostrophe mean in an equation? For example: 3/84a' 5/63b
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Directions: Use the quadratic formula to find the roots of the equation.
y^2 - 5y + 6 = 0
A 2.5 liter mixture of diluted vinegar was made by combining 0.8 liter of vinegar with distiled water. How much more pure vinegar must be added to the misture to bring the percent