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the point where all three medians of a triangle meet.
the formula used to solve a quadratic equation 0 = ax2 + bx + c...
a part of the quadratic formula that gives us information about the roots or solutions of the...
the difference between two terms, both of which are perfect cubes, such that the factors are the...
three values used to divide a set of data into four groups of equal size; the second quartile is...