click below
click below
Normal Size Small Size show me how
ch 6.
quadratic functions
| Question | Answer |
|---|---|
| What is the general quadratic expression? | ax2 + bx + c |
| simplify (7-9i) + (5+6i) | 12-3i |
| consider the equation y=-2x^2 + 5x - 4. Evaluate the discriminate. | -7 |
| write 4(2+8i) + (6+i)(-2+9i) in a+bi form. | -13+84i |
| transform y=3x^2+6x+5 into vertex form | y-2=3(x+1)^2 |
| You have a bread recipe that calls for a rectangular pan tat is 9 in by 13. if you want to bake the bread in a circualr pan, what should be the radius of this pan? | about 6 inches. |
| what is an irrational number? | A real number that cant be written as a simple fraction. |