estrella1272 estrella1272
  • 10-10-2018
  • Mathematics
contestada

What is the value of the discrimination for the quadratic equation -3=-x^2+2x

Respuesta :

Аноним Аноним
  • 10-10-2018

-3 = -x^2 + 2

Solution:

Multiplying by -1 throughout;

3 = x^2 - 2x

x^2 - 2x - 3 = 0

Using the quadratic formula;

x = (b^2 +/- [tex]\sqrt{b^2 -4ac}[/tex]) × 1/2a

x =  (2 +/- 4) × 1/2

x = 3 or -1

Answer Link
BlueBreezes BlueBreezes
  • 10-10-2018
this is for the discriminant is thats what you mean by discrimination
Ver imagen BlueBreezes
Answer Link

Otras preguntas

-15=-4m+58n+7=31-10=10(k-9)
why is silicon used to make PV cells
Which of the following is/are part of the nitrogen cycle: a. eutrophication b. denitrification c. saturation d. all of the above
What is the minimum resistance which can be made using five resistors each of 1/5
In rhombus ABCD, AB = 13 and AC = 25. Find the area of the rhombus to the nearest tenth.
What is meant by power rating of an appliance? A bulb is rated as 60 W, 220V.What does itindicate?
What is the minimum resistance which can be made using five resistors each of 1/5
what is difference between atoms and molecules?
What is the factoring quadratic expression for 125x^2-100x+20=0
if a object is moving at a velocity of 100kmph and suddenly decelerates at the speed of 10 kmph find the distance traveled