Pure Maths pon d crossword

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Across
  1. 3. Plotting points on a coordinate plane to visualize relationships.
  2. 4. Practice problems to apply mathematical concepts.
  3. 6. Replacing a variable with a given value or expression.
  4. 7. The inverse operation of exponentiation.
  5. 8. A function where the variable appears in the power.
  6. 9. A relation where each input has exactly one output.
Down
  1. 1. To find the rate of change of a function.
  2. 2. A mathematical way of showing repeated multiplication.
  3. 4. Setting two expressions equal to solve for an unknown.
  4. 5. Equations that are solved together because they share variables.