Across
- 4. Quadratic polynomial curve (Y=p(x)) intersects X axis at 2 points , when the Discriminant is > 0 or touches at one point, when the Discriminant is = 0. What are these points called?
- 5. When the discriminant b^2 - 4ac = 0, then there are how many repeated real roots?
- 8. Quadratic formula x = [-b +/- sqrt{b^2 - 4ac}]/2a, gives two possible values of x. They are called?
- 10. Polynomials of 2nd Degree are called ….. Polynomials.
- 12. True or False: [ (x+2)^{3} = x^{3} - 4 ] is a quadratic polynomial.
- 14. Quadratic Polynomial (p(x)), when plotted on a graph with X and Y axis (Y=p(x)), the geometric curve is called?
- 15. Quadratic polynomial curve (Y=p(x)) does not touch or ….. the X axis, when the Discriminant is < 0
- 16. Polynomials of 1st Degree are called …..Polynomials.
Down
- 1. Points where the polynomial Y=p(x), precisely intersects the X axis are called Real Roots, these are also called….?
- 2. If we can factorise ax^2+bx+c=0, (where “ a” is not zero) into a product of two linear factors, then roots of the polynomial can be found by equating each of the factors to ….?
- 3. In the method of completing a square to find the roots of a Quadratic Polynomial, we should convert part of the polynomial and particularly coefficient of X^2 to a type of square, called…?
- 6. what is b^2-4ac called in the quadratic formula?
- 7. Polynomials of 3rd degree are called …. Polynomials.
- 9. True of False : [ x(x+1) + 8 = (x+2)(x-2) ] is a quadratic polynomial.
- 11. when the discriminant b^2 - 4ac > 0, then there are how many distinct real roots?
- 13. When the discriminant b^2 - 4ac < 0, then what type of roots do we get? These are also called complex roots.