liftinum
liftinum liftinum
  • 20-03-2020
  • Mathematics
contestada

Use the discriminant to determine the number of solutions for the quadratic equation.

Use the discriminant to determine the number of solutions for the quadratic equation class=

Respuesta :

nitaxoxo
nitaxoxo nitaxoxo
  • 20-03-2020

Answer:

2 real solutions

Step-by-step explanation:

y = -x^2 + 3x + 5

First find the the discriminant:

using b² - 4(a)(b)

(3)²- 4(-1)(5)

=9+20

=29

since the discriminant is more than 0, there are 2 real solutions

Ver imagen nitaxoxo
Answer Link

Otras preguntas

What is 350/1000 in a decimal?
How do you find the value of 5x-7=7x-17? Is it x=5?
What is the momentum of a 37-kg person riding south on an 18-kg bicycle at 1.2 m/s?
50% of the population in Alaska lives within a 50-mile radius of Anchorage. If the total area of Alaska is 586,412 square miles, about what percent of the total
please help me with number 1
Angelica is working with function machines. she has the two machines shown at the right. she wants to put them in order so that the output of the first machine
What property of a light bulb's filament causes it to glow? 1. high voltage 2. high resistance 3. low resistance 4. low voltage
Stefan left school and traveled toward his friend's house. Eugene left two hours later traveling at 40 km/h in an effort to catch up to stefan. after traveling
which equation means that 7 less than twice a number is -1?
What property of a light bulb's filament causes it to glow? 1. high voltage 2. high resistance 3. low resistance 4. low voltage