Math vocabulary

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Across
  1. 2. Having or containing quantities greater than zero.
  2. 4. Relating to expressions or equations involving the second power of a variable.
  3. 6. Branch of mathematics dealing with operations on numbers.
Down
  1. 1. Symbolic mathematical expressions representing relationships between quantities.
  2. 3. A mathematical statement asserting that two expressions are equal.
  3. 5. To obtain a result or formula through logical or algebraic differentiation or manipulation.