Shiva's Math Crossword Thing

123456789101112131415161718192021
Across
  1. 5. an alphabetic symbol for a number where the value is not known.
  2. 6. any number that can be written as a fraction, where both the numerator (the top number) and the denominator (the bottom number) are integers, and the denominator is not equal to zero. (2 words)
  3. 9. a graph used to represent the frequency distribution of a few data points of one variable.
  4. 11. a real number that cannot be expressed as a ratio of integers; for example, √2 is a(n) ________________. (2 words)
  5. 14. a factor of a number that, when multiplied by itself, gives the original number. (2 words)
  6. 15. the general form of a _________ equation is: ax² + bx + c = 0.
  7. 16. the method of expressing large numbers in terms of powers.
  8. 19. a whole number (not a fractional number) that can be positive, negative, or zero.
  9. 20. a function which takes one or more inputs (named operands) and produces an output. Examples are multiplication, division, addition, and subtraction.
  10. 21. coolest math teacher.
Down
  1. 1. a u-shaped curve in which every point on the curve is equidistant from a point called a focus and a straight line called a directrix.
  2. 2. an expression with one or more monomials. an algebraic expression which consists of variables, coefficients, and mathematical operations such as addition, subtraction, multiplication or division.
  3. 3. an integer that is written along with a variable or it is multiplied by the variable. the numerical factor of a term containing constant and variables.
  4. 4. the _______ of a function is the set of values that we are allowed to plug into our function.
  5. 7. an expression with only one term where the exponents of all the variables are non negative integers.
  6. 8. straight line graphs to represent the relationship between two quantities.
  7. 10. a measurement of how steep the line is.
  8. 12. something invariable or unchanging.
  9. 13. a point on the y-axis or x-axis, through which the slope of the line passes.
  10. 17. a sentence with a minimum of two numbers or variables and at least one math operation.
  11. 18. a point where two lines or curves meet.