Polynomials & Rational Expressions

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Across
  1. 5. square trinomial a quadratic expression that can be written as a perfect square of linear expression
  2. 8. an algebraic expression consisting of one or more terms in which each term is a number or a product of numbers and variables with whole-number exponents
  3. 10. to divide a monomial by another monomial with no remainder
  4. 11. coefficient the coefficient of the first term of a polynomial in standard form
  5. 12. the part of the quadratic formula that is under the square root
  6. 14. polynomial the polynomial with all its signs changed to their opposites
  7. 15. to replace a variable in an expression with a numerical value
  8. 17. formula the formula that can be used to solve any quadratic equation by substituting the coefficients of the equation x = -b ± √(b² - 4ac)/2a
  9. 20. by inspection determining the solution(s) of an equation simply by looking at the equation
  10. 21. common denominator (LCD) the least common multiple of two or more denominators
Down
  1. 1. an expression with only one term, such as 10, 2x, and 3xy
  2. 2. number a whole number greater than 1 that has exactly two factors (1 and itself)
  3. 3. two numbers or expressions whose product is 1
  4. 4. expression a ratio of two polynomials
  5. 6. the number that appears before a variable that multiplies the variable in an algebraic expression
  6. 7. the square a technique of manipulating quadratic equations so that they can be solved by taking the square root of both sides
  7. 9. the value of the greatest exponent in a polynomial
  8. 13. form the form of a polynomial that shows the terms listed from left to right with the powers of the variables from greatest to least
  9. 16. a symbol that stands for an unknown number or value and is written is italics
  10. 18. a number that is added or subtracted in a variable expression
  11. 19. operations operations that are the opposite of each other and undo each other's results