Across
- 2. The method of soling equations by replacing a variable.
- 4. Highest power of the variable.
- 7. A polynomial of degree 3.
- 13. A sequence like 2, 4, 6, 8, … is an example of an _____.
- 14. Lines lying exactly on each other.
- 15. An algebraic expression with variables and exponents.
Down
- 1. The fixed number added to each term in an A.P.
- 3. A letter representing an unknown quantity.
- 5. The term of an A.P. that is denoted by a.
- 6. The method of solving by subtraction of equations.
- 8. Graph of a quadratic polynomial.
- 9. The graph of a linear equation in 2 variables is a straight ____.
- 10. The number of solutions when two lines are parallel and distinct
- 11. Expression b2 -4ac used to determine the nature of the roots.
- 12. Value of x for which polynomial becomes 0.