Algebra Unit 2 Linear Inequalities Vocabulary Crossword

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Across
  1. 5. a statement which compares two quantities using inequality symbols
  2. 6. a linear equation in two variables in the form Ax + By = C
  3. 7. for an inequality graph it cuts the graph into two parts (half planes)
  4. 8. pairs of mathematical manipulations in which one operation “undoes” another math operation
  5. 9. can be formed by replacing the equal sign in a linear equation with an inequality symbol
  6. 10. a mathematical phrase involving at least one variable, number, and operations, and
  7. 11. to find the value of the expression when the variable is replaced by a given number
  8. 13. a line is the measure of the steepness and the direction of the line
  9. 15. a group of two more inequalities with the same variables
  10. 17. a set of numbers which specify the position of a point in a coordinate system, (x,y; also called point
  11. 18. the point where a graph of a function intersects, touches or crosses the x-axis
Down
  1. 1. a two-dimensional surface formed by two number lines (x and y axes); also called grid
  2. 2. the equation of a straight line in the form y = mx + b where m is the slope of the line and b is its y-intercept
  3. 3. when you multiply or divide both sides of an inequality by a negative number, you must flip the inequality symbol
  4. 4. a way of writing a function using the symbol "f(x)" where "f" represents the function name, and "x" represents the input variable
  5. 12. a group of 2 or more equations which can be solved by graphing on the coordinate plane
  6. 14. a statement that the values of two mathematical expressions are equal
  7. 16. the point where the graph of a function intersects, touches or crosses the y-axis